diff --git a/htdocs/admin/system/security.php b/htdocs/admin/system/security.php
index 91de4341b49..c185878e658 100644
--- a/htdocs/admin/system/security.php
+++ b/htdocs/admin/system/security.php
@@ -574,13 +574,21 @@ print '<br>';
 print '<strong>MAIN_SECURITY_CSRF_TOKEN_RENEWAL_ON_EACH_CALL</strong> = '.(empty($conf->global->MAIN_SECURITY_CSRF_TOKEN_RENEWAL_ON_EACH_CALL) ? '<span class="opacitymedium">'.$langs->trans("Undefined").' &nbsp; ('.$langs->trans("Recommended").': '.$langs->trans("Undefined").' '.$langs->trans("or").' 0)</span>' : $conf->global->MAIN_SECURITY_CSRF_TOKEN_RENEWAL_ON_EACH_CALL)."<br>";
 print '<br>';
 
-print '<strong>MAIN_SECURITY_FORCECSP</strong> = '.(empty($conf->global->MAIN_SECURITY_FORCECSP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->MAIN_SECURITY_FORCECSP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").": \"frame-ancestors 'self'; default-src *; img-src * data:; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline';\")</span><br>";
+$examplecsprule = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+print '<strong>MAIN_SECURITY_FORCECSPRO</strong> = '.(empty($conf->global->MAIN_SECURITY_FORCECSPRO) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->MAIN_SECURITY_FORCECSPRO).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").': "'.$examplecsprule.'")</span><br>';
+print '<br>';
+
+$examplecsprule = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+print '<strong>MAIN_SECURITY_FORCECSP</strong> = '.(empty($conf->global->MAIN_SECURITY_FORCECSP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->MAIN_SECURITY_FORCECSP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").': "'.$examplecsprule.'")</span><br>';
 print '<br>';
 
 print '<strong>MAIN_SECURITY_FORCERP</strong> = '.(empty($conf->global->MAIN_SECURITY_FORCERP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->MAIN_SECURITY_FORCERP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Recommended").': '.$langs->trans("Undefined").' '.$langs->trans("or")." \"same-origin\" so browser doesn't send any referrer when going into another web site domain)</span><br>";
 print '<br>';
 
-print '<strong>WEBSITE_MAIN_SECURITY_FORCECSP</strong> = '.(empty($conf->global->WEBSITE_MAIN_SECURITY_FORCECSP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->WEBSITE_MAIN_SECURITY_FORCECSP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").": \"frame-ancestors 'self'; default-src 'self' 'unsafe-inline'; style-src https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src * data:;\")</span><br>";
+print '<strong>WEBSITE_MAIN_SECURITY_FORCECSPRO</strong> = '.(empty($conf->global->WEBSITE_MAIN_SECURITY_FORCECSPRO) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->WEBSITE_MAIN_SECURITY_FORCECSPRO).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").": \"frame-ancestors 'self'; default-src 'self' 'unsafe-inline'; style-src https://cdnjs.cloudflare.com *.googleapis.com; script-src *.transifex.com *.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src * data:;\")</span><br>";
+print '<br>';
+
+print '<strong>WEBSITE_MAIN_SECURITY_FORCECSP</strong> = '.(empty($conf->global->WEBSITE_MAIN_SECURITY_FORCECSP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->WEBSITE_MAIN_SECURITY_FORCECSP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Example").": \"frame-ancestors 'self'; default-src 'self' 'unsafe-inline'; style-src https://cdnjs.cloudflare.com *.googleapis.com; script-src *.transifex.com *.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src * data:;\")</span><br>";
 print '<br>';
 
 print '<strong>WEBSITE_MAIN_SECURITY_FORCERP</strong> = '.(empty($conf->global->WEBSITE_MAIN_SECURITY_FORCERP) ? '<span class="opacitymedium">'.$langs->trans("Undefined").'</span>' : $conf->global->WEBSITE_MAIN_SECURITY_FORCERP).' &nbsp; <span class="opacitymedium">('.$langs->trans("Recommended").': '.$langs->trans("Undefined").' '.$langs->trans("or")." \"strict-origin-when-cross-origin\")</span><br>";
diff --git a/htdocs/bookcal/availabilities_agenda.php b/htdocs/bookcal/availabilities_agenda.php
index e9bf8c2b3be..09bfede4687 100644
--- a/htdocs/bookcal/availabilities_agenda.php
+++ b/htdocs/bookcal/availabilities_agenda.php
@@ -22,27 +22,6 @@
  *  \brief      Tab of events on Availabilities
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
diff --git a/htdocs/bookcal/availabilities_card.php b/htdocs/bookcal/availabilities_card.php
index ba39d276b46..47134abb8ce 100644
--- a/htdocs/bookcal/availabilities_card.php
+++ b/htdocs/bookcal/availabilities_card.php
@@ -22,28 +22,6 @@
  *		\brief      Page to create/edit/view availabilities
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-//if (! defined('NOSESSION'))     		     define('NOSESSION', '1');				    // Disable session
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
diff --git a/htdocs/bookcal/availabilities_document.php b/htdocs/bookcal/availabilities_document.php
index 4c175674f2b..a1802665a97 100644
--- a/htdocs/bookcal/availabilities_document.php
+++ b/htdocs/bookcal/availabilities_document.php
@@ -22,27 +22,6 @@
  *  \brief      Tab for documents linked to Availabilities
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
diff --git a/htdocs/bookcal/availabilities_list.php b/htdocs/bookcal/availabilities_list.php
index 17a8259210e..261d716d305 100644
--- a/htdocs/bookcal/availabilities_list.php
+++ b/htdocs/bookcal/availabilities_list.php
@@ -22,28 +22,6 @@
  *		\brief      List page for availabilities
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-//if (! defined('NOSESSION'))                define('NOSESSION', '1');					// On CLI mode, no need to use web sessions
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
diff --git a/htdocs/bookcal/availabilities_note.php b/htdocs/bookcal/availabilities_note.php
index 0102cb9a415..a4cfcc58f98 100644
--- a/htdocs/bookcal/availabilities_note.php
+++ b/htdocs/bookcal/availabilities_note.php
@@ -22,27 +22,6 @@
  *  \brief      Tab for notes on Availabilities
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 dol_include_once('/bookcal/class/availabilities.class.php');
diff --git a/htdocs/bookcal/booking_agenda.php b/htdocs/bookcal/booking_agenda.php
index dca5126d2b0..01c2df66f63 100644
--- a/htdocs/bookcal/booking_agenda.php
+++ b/htdocs/bookcal/booking_agenda.php
@@ -22,27 +22,6 @@
  *  \brief      Tab of events on Booking
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
diff --git a/htdocs/bookcal/booking_card.php b/htdocs/bookcal/booking_card.php
index a6e7d01a533..f1f8890ea8f 100644
--- a/htdocs/bookcal/booking_card.php
+++ b/htdocs/bookcal/booking_card.php
@@ -22,28 +22,6 @@
  *		\brief      Page to create/edit/view booking
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-//if (! defined('NOSESSION'))     		     define('NOSESSION', '1');				    // Disable session
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
diff --git a/htdocs/bookcal/booking_document.php b/htdocs/bookcal/booking_document.php
index 28594c66c09..0224f96adfb 100644
--- a/htdocs/bookcal/booking_document.php
+++ b/htdocs/bookcal/booking_document.php
@@ -22,27 +22,6 @@
  *  \brief      Tab for documents linked to Booking
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
diff --git a/htdocs/bookcal/booking_list.php b/htdocs/bookcal/booking_list.php
index 9d29e61ba63..7c039b9bc04 100644
--- a/htdocs/bookcal/booking_list.php
+++ b/htdocs/bookcal/booking_list.php
@@ -22,28 +22,6 @@
  *		\brief      List page for booking
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-//if (! defined('NOSESSION'))                define('NOSESSION', '1');					// On CLI mode, no need to use web sessions
-
 // Load Dolibarr environment
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
diff --git a/htdocs/bookcal/booking_note.php b/htdocs/bookcal/booking_note.php
index 5cdd2886616..03d0c186b10 100644
--- a/htdocs/bookcal/booking_note.php
+++ b/htdocs/bookcal/booking_note.php
@@ -22,27 +22,6 @@
  *  \brief      Tab for notes on Booking
  */
 
-//if (! defined('NOREQUIREDB'))              define('NOREQUIREDB', '1');				// Do not create database handler $db
-//if (! defined('NOREQUIREUSER'))            define('NOREQUIREUSER', '1');				// Do not load object $user
-//if (! defined('NOREQUIRESOC'))             define('NOREQUIRESOC', '1');				// Do not load object $mysoc
-//if (! defined('NOREQUIRETRAN'))            define('NOREQUIRETRAN', '1');				// Do not load object $langs
-//if (! defined('NOSCANGETFORINJECTION'))    define('NOSCANGETFORINJECTION', '1');		// Do not check injection attack on GET parameters
-//if (! defined('NOSCANPOSTFORINJECTION'))   define('NOSCANPOSTFORINJECTION', '1');		// Do not check injection attack on POST parameters
-//if (! defined('NOCSRFCHECK'))              define('NOCSRFCHECK', '1');				// Do not check CSRF attack (test on referer + on token if option MAIN_SECURITY_CSRF_WITH_TOKEN is on).
-//if (! defined('NOTOKENRENEWAL'))           define('NOTOKENRENEWAL', '1');				// Do not roll the Anti CSRF token (used if MAIN_SECURITY_CSRF_WITH_TOKEN is on)
-//if (! defined('NOSTYLECHECK'))             define('NOSTYLECHECK', '1');				// Do not check style html tag into posted data
-//if (! defined('NOREQUIREMENU'))            define('NOREQUIREMENU', '1');				// If there is no need to load and show top and left menu
-//if (! defined('NOREQUIREHTML'))            define('NOREQUIREHTML', '1');				// If we don't need to load the html.form.class.php
-//if (! defined('NOREQUIREAJAX'))            define('NOREQUIREAJAX', '1');       	  	// Do not load ajax.lib.php library
-//if (! defined("NOLOGIN"))                  define("NOLOGIN", '1');					// If this page is public (can be called outside logged session). This include the NOIPCHECK too.
-//if (! defined('NOIPCHECK'))                define('NOIPCHECK', '1');					// Do not check IP defined into conf $dolibarr_main_restrict_ip
-//if (! defined("MAIN_LANG_DEFAULT"))        define('MAIN_LANG_DEFAULT', 'auto');					// Force lang to a particular value
-//if (! defined("MAIN_AUTHENTICATION_MODE")) define('MAIN_AUTHENTICATION_MODE', 'aloginmodule');	// Force authentication handler
-//if (! defined("NOREDIRECTBYMAINTOLOGIN"))  define('NOREDIRECTBYMAINTOLOGIN', 1);		// The main.inc.php does not make a redirect if not logged, instead show simple error message
-//if (! defined("FORCECSP"))                 define('FORCECSP', 'none');				// Disable all Content Security Policies
-//if (! defined('CSRFCHECK_WITH_TOKEN'))     define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
-//if (! defined('NOBROWSERNOTIF'))     		 define('NOBROWSERNOTIF', '1');				// Disable browser notification
-
 // Load Dolibarr environment
 require '../main.inc.php';
 dol_include_once('/bookcal/class/booking.class.php');
diff --git a/htdocs/core/website.inc.php b/htdocs/core/website.inc.php
index 2bdc9080b78..b934f333b1a 100644
--- a/htdocs/core/website.inc.php
+++ b/htdocs/core/website.inc.php
@@ -107,20 +107,58 @@ if (!defined('USEDOLIBARRSERVER') && !defined('USEDOLIBARREDITOR')) {
 	// X-XSS-Protection
 	//header("X-XSS-Protection: 1");      		// XSS filtering protection of some browsers (note: use of Content-Security-Policy is more efficient). Disabled as deprecated.
 
-	// Content-Security-Policy
-	if (!defined('WEBSITE_MAIN_SECURITY_FORCECSP')) {
-		// The constant WEBSITE_MAIN_SECURITY_FORCECSP should never be defined by page, but the variable used just after may be
-
+	// Content-Security-Policy-Report-Only
+	if (!defined('WEBSITE_MAIN_SECURITY_FORCECSPRO')) {
 		// A default security policy that keep usage of js external component like ckeditor, stripe, google, working
-		//	$contentsecuritypolicy = "font-src *; img-src *; style-src * 'unsafe-inline' 'unsafe-eval'; default-src 'self' *.stripe.com 'unsafe-inline' 'unsafe-eval'; script-src 'self' *.stripe.com 'unsafe-inline' 'unsafe-eval'; frame-src 'self' *.stripe.com; connect-src 'self';";
-		$contentsecuritypolicy = getDolGlobalString('WEBSITE_MAIN_SECURITY_FORCECSP');
+		// For example: to restrict to only local resources, except for css (cloudflare+google), and js (transifex + google tags) and object/iframe (youtube)
+		// default-src 'self'; style-src: https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src: https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: *;
+		// For example, to restrict everything to itself except img that can be on other servers:
+		// default-src 'self'; img-src *;
+		// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
+		// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
+		//
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src *; script-src 'self' 'unsafe-inline' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; connect-src 'self';";
+		$contentsecuritypolicy = getDolGlobalString('WEBSITE_MAIN_SECURITY_FORCECSPRO');
 
 		if (!is_object($hookmanager)) {
 			$hookmanager = new HookManager($db);
 		}
 		$hookmanager->initHooks(array("main"));
 
-		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy);
+		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy, 'mode'=>'reportonly');
+		$result = $hookmanager->executeHooks('setContentSecurityPolicy', $parameters); // Note that $action and $object may have been modified by some hooks
+		if ($result > 0) {
+			$contentsecuritypolicy = $hookmanager->resPrint; // Replace CSP
+		} else {
+			$contentsecuritypolicy .= $hookmanager->resPrint; // Concat CSP
+		}
+
+		if (!empty($contentsecuritypolicy)) {
+			header("Content-Security-Policy-Report-Only: ".$contentsecuritypolicy);
+		}
+	}
+
+	// Content-Security-Policy
+	if (!defined('WEBSITE_MAIN_SECURITY_FORCECSP')) {
+		// A default security policy that keep usage of js external component like ckeditor, stripe, google, working
+		// For example: to restrict to only local resources, except for css (cloudflare+google), and js (transifex + google tags) and object/iframe (youtube)
+		// default-src 'self'; style-src: https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src: https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: *;
+		// For example, to restrict everything to itself except img that can be on other servers:
+		// default-src 'self'; img-src *;
+		// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
+		// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
+		//
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src *; script-src 'self' 'unsafe-inline' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; connect-src 'self';";
+		$contentsecuritypolicy = getDolGlobalString('WEBSITE_MAIN_SECURITY_FORCECSP');
+
+		if (!is_object($hookmanager)) {
+			$hookmanager = new HookManager($db);
+		}
+		$hookmanager->initHooks(array("main"));
+
+		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy, 'mode'=>'active');
 		$result = $hookmanager->executeHooks('setContentSecurityPolicy', $parameters); // Note that $action and $object may have been modified by some hooks
 		if ($result > 0) {
 			$contentsecuritypolicy = $hookmanager->resPrint; // Replace CSP
@@ -129,12 +167,6 @@ if (!defined('USEDOLIBARRSERVER') && !defined('USEDOLIBARREDITOR')) {
 		}
 
 		if (!empty($contentsecuritypolicy)) {
-			// For example: to restrict to only local resources, except for css (cloudflare+google), and js (transifex + google tags) and object/iframe (youtube)
-			// default-src 'self'; style-src: https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src: https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: *;
-			// For example, to restrict everything to itself except img that can be on other servers:
-			// default-src 'self'; img-src *;
-			// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
-			// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
 			header("Content-Security-Policy: ".$contentsecuritypolicy);
 		}
 	}
diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 31aa054d4b2..20b73126656 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -1462,13 +1462,21 @@ function top_httphead($contenttype = 'text/html', $forcenocache = 0)
 	// X-XSS-Protection
 	//header("X-XSS-Protection: 1");      		// XSS filtering protection of some browsers (note: use of Content-Security-Policy is more efficient). Disabled as deprecated.
 
-	// Content-Security-Policy
-	if (!defined('MAIN_SECURITY_FORCECSP')) {
+	// Content-Security-Policy-Report-Only
+	if (!defined('MAIN_SECURITY_FORCECSPRO')) {
 		// If CSP not forced from the page
 
 		// A default security policy that keep usage of js external component like ckeditor, stripe, google, working
-		//	$contentsecuritypolicy = "font-src *; img-src *; style-src * 'unsafe-inline' 'unsafe-eval'; default-src 'self' *.stripe.com 'unsafe-inline' 'unsafe-eval'; script-src 'self' *.stripe.com 'unsafe-inline' 'unsafe-eval'; frame-src 'self' *.stripe.com; connect-src 'self';";
-		$contentsecuritypolicy = getDolGlobalString('MAIN_SECURITY_FORCECSP');
+		// For example: to restrict to only local resources, except for css (cloudflare+google), and js (transifex + google tags) and object/iframe (youtube)
+		// default-src 'self'; style-src: https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src: https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: *;
+		// For example, to restrict everything to itself except img that can be on other servers:
+		// default-src 'self'; img-src *;
+		// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
+		// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
+		//
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src *; script-src 'self' 'unsafe-inline' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; connect-src 'self';";
+		$contentsecuritypolicy = getDolGlobalString('MAIN_SECURITY_FORCECSPRO');
 
 		if (!is_object($hookmanager)) {
 			include_once DOL_DOCUMENT_ROOT.'/core/class/hookmanager.class.php';
@@ -1476,7 +1484,44 @@ function top_httphead($contenttype = 'text/html', $forcenocache = 0)
 		}
 		$hookmanager->initHooks(array("main"));
 
-		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy);
+		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy, 'mode'=>'reportonly');
+		$result = $hookmanager->executeHooks('setContentSecurityPolicy', $parameters); // Note that $action and $object may have been modified by some hooks
+		if ($result > 0) {
+			$contentsecuritypolicy = $hookmanager->resPrint; // Replace CSP
+		} else {
+			$contentsecuritypolicy .= $hookmanager->resPrint; // Concat CSP
+		}
+
+		if (!empty($contentsecuritypolicy)) {
+			header("Content-Security-Policy-Report-Only: ".$contentsecuritypolicy);
+		}
+	} else {
+		header("Content-Security-Policy: ".constant('MAIN_SECURITY_FORCECSPRO'));
+	}
+
+	// Content-Security-Policy
+	if (!defined('MAIN_SECURITY_FORCECSP')) {
+		// If CSP not forced from the page
+
+		// A default security policy that keep usage of js external component like ckeditor, stripe, google, working
+		// For example: to restrict to only local resources, except for css (cloudflare+google), and js (transifex + google tags) and object/iframe (youtube)
+		// default-src 'self'; style-src: https://cdnjs.cloudflare.com https://fonts.googleapis.com; script-src: https://cdn.transifex.com https://www.googletagmanager.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: *;
+		// For example, to restrict everything to itself except img that can be on other servers:
+		// default-src 'self'; img-src *;
+		// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
+		// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
+		//
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src 'self' 'unsafe-inline' 'unsafe-eval' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com;";
+		// $contentsecuritypolicy = "frame-ancestors 'self'; img-src * data:; default-src *; script-src 'self' 'unsafe-inline' *.paypal.com *.stripe.com *.google.com *.googlapis.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; connect-src 'self';";
+		$contentsecuritypolicy = getDolGlobalString('MAIN_SECURITY_FORCECSP');
+
+		if (!is_object($hookmanager)) {
+			include_once DOL_DOCUMENT_ROOT.'/core/class/hookmanager.class.php';
+			$hookmanager = new HookManager($db);
+		}
+		$hookmanager->initHooks(array("main"));
+
+		$parameters = array('contentsecuritypolicy'=>$contentsecuritypolicy, 'mode'=>'active');
 		$result = $hookmanager->executeHooks('setContentSecurityPolicy', $parameters); // Note that $action and $object may have been modified by some hooks
 		if ($result > 0) {
 			$contentsecuritypolicy = $hookmanager->resPrint; // Replace CSP
@@ -1485,14 +1530,6 @@ function top_httphead($contenttype = 'text/html', $forcenocache = 0)
 		}
 
 		if (!empty($contentsecuritypolicy)) {
-			// For example, to restrict 'script', 'object', 'frames' or 'img' to some domains:
-			// script-src https://api.google.com https://anotherhost.com; object-src https://youtube.com; frame-src https://youtube.com; img-src: https://static.example.com
-			// For example, to restrict everything to one domain, except 'object', ...:
-			// default-src https://cdn.example.net; object-src 'none'
-			// For example, to restrict everything to itself except img that can be on other servers:
-			// default-src 'self'; img-src *;
-			// Pre-existing site that uses too much js code to fix but wants to ensure resources are loaded only over https and disable plugins:
-			// default-src https: 'unsafe-inline' 'unsafe-eval'; object-src 'none'
 			header("Content-Security-Policy: ".$contentsecuritypolicy);
 		}
 	} else {