diff --git a/htdocs/admin/system/security.php b/htdocs/admin/system/security.php
index fd8f0a694fc..6291486f54d 100644
--- a/htdocs/admin/system/security.php
+++ b/htdocs/admin/system/security.php
@@ -23,6 +23,7 @@
 require '../../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/memory.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/geturl.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
@@ -127,6 +128,7 @@ if ($test) {
 }
 print '<br>';
 
+print '<br>';
 print '<br>';
 print load_fiche_titre($langs->trans("ConfigurationFile").' ('.$conffile.')', '', 'folder');
 
@@ -148,13 +150,38 @@ print '<strong>'.$langs->trans("dolibarr_main_restrict_ip").'</strong>: '.$dolib
 }*/
 print '<br>';
 
+print '<br>';
 print '<br>';
 print '<br>';
 print load_fiche_titre($langs->trans("PermissionsOnFiles"), '', 'folder');
 
 print '<strong>'.$langs->trans("PermissionsOnFilesInWebRoot").'</strong>: ';
-// TODO Check permission are read only except for custom dir
-print 'TODO';
+$arrayoffilesinroot = dol_dir_list(DOL_DOCUMENT_ROOT, 'all', 1, '', array('custom\/'), 'name', SORT_ASC, 4, 1, '', 1);
+$fileswithwritepermission = array();
+foreach ($arrayoffilesinroot as $fileinroot) {
+	// Test permission on file
+	if ($fileinroot['perm'] & 0222) {
+		$fileswithwritepermission[] = $fileinroot['relativename'];
+	}
+}
+if (empty($fileswithwritepermission)) {
+	print img_picto('', 'tick').' '.$langs->trans("NoWritableFilesFoundIntoRootDir");
+} else {
+	print img_warning().' '.$langs->trans("SomeFilesOrDirInRootAreWritable");
+	print '<br>'.$langs->trans("Example").': ';
+	$i = 0;
+	foreach ($fileswithwritepermission as $filewithwritepermission) {
+		if ($i > 0) {
+			print ', ';
+		}
+		print '<span class="opacitymedium">'.$filewithwritepermission.'</span>';
+		if ($i > 20) {
+			print ' ...';
+			break;
+		}
+		$i++;
+	}
+}
 print '<br>';
 
 print '<strong>'.$langs->trans("PermissionsOnFile", $conffile).'</strong>: ';		// $conffile is defined into filefunc.inc.php
@@ -180,6 +207,7 @@ print '<br>';
 
 print '<br>';
 
+print '<br>';
 print '<br>';
 print load_fiche_titre($langs->trans("Modules"), '', 'folder');
 
@@ -209,6 +237,7 @@ if ($test) {
 }
 print '<br>';
 
+print '<br>';
 print '<br>';
 print '<br>';
 print load_fiche_titre($langs->trans("Menu").' '.$langs->trans("SecuritySetup"), '', 'folder');
@@ -228,7 +257,6 @@ if ($conf->global->MAIN_SECURITY_HASH_ALGO != 'password_hash') {
 	print '</div><br>';
 }
 print '<br>';
-// TODO
 
 print '<strong>'.$langs->trans("AntivirusEnabledOnUpload").'</strong>: ';
 print empty($conf->global->MAIN_ANTIVIRUS_COMMAND) ? '' : img_picto('', 'tick').' ';
@@ -246,30 +274,28 @@ print '<br>';
 $securityevent = new Events($db);
 $eventstolog = $securityevent->eventstolog;
 
-print '<strong>'.$langs->trans("LogEvents").'</strong>: ';
-// Loop on each event type
-$i = 0;
-foreach ($eventstolog as $key => $arr) {
-	if ($arr['id']) {
-		$key = 'MAIN_LOGEVENTS_'.$arr['id'];
-		$value = empty($conf->global->$key) ? '' : $conf->global->$key;
-		if ($value) {
-			if ($i > 0) {
-				print ', ';
+print '<strong>'.$langs->trans("AuditedSecurityEvents").'</strong>: ';
+if (!empty($eventstolog) && is_array($eventstolog)) {
+	// Loop on each event type
+	$i = 0;
+	foreach ($eventstolog as $key => $arr) {
+		if ($arr['id']) {
+			$key = 'MAIN_LOGEVENTS_'.$arr['id'];
+			$value = empty($conf->global->$key) ? '' : $conf->global->$key;
+			if ($value) {
+				if ($i > 0) {
+					print ', ';
+				}
+				print '<span class="opacitymedium">'.$key.'</span>';
+				$i++;
 			}
-			print '<span class="opacitymedium">'.$key.'</span>';
-			$i++;
 		}
 	}
+} else {
+	print img_warning().' '.$langs->trans("NoSecurityEventsAreAduited", $langs->transnoentities("Home").' - '.$langs->transnoentities("Setup").' - '.$langs->transnoentities("Audit"));
 }
 
 
-
-
-
-
-
-
 // End of page
 llxFooter();
 $db->close();
diff --git a/htdocs/core/lib/files.lib.php b/htdocs/core/lib/files.lib.php
index 782b0ec4694..755cd8674df 100644
--- a/htdocs/core/lib/files.lib.php
+++ b/htdocs/core/lib/files.lib.php
@@ -50,7 +50,7 @@ function dol_basename($pathfile)
  *  @param	array		$excludefilter  Array of Regex for exclude filter (example: array('(\.meta|_preview.*\.png)$','^\.')). Exclude is checked both into fullpath and into basename (So '^xxx' may exclude 'xxx/dirscanned/...' and dirscanned/xxx').
  *  @param	string		$sortcriteria	Sort criteria ('','fullname','relativename','name','date','size')
  *  @param	string		$sortorder		Sort order (SORT_ASC, SORT_DESC)
- *	@param	int			$mode			0=Return array minimum keys loaded (faster), 1=Force all keys like date and size to be loaded (slower), 2=Force load of date only, 3=Force load of size only
+ *	@param	int			$mode			0=Return array minimum keys loaded (faster), 1=Force all keys like date and size to be loaded (slower), 2=Force load of date only, 3=Force load of size only, 4=Force load of perm
  *  @param	int			$nohook			Disable all hooks
  *  @param	string		$relativename	For recursive purpose only. Must be "" at first call.
  *  @param	string		$donotfollowsymlinks	Do not follow symbolic links
@@ -67,6 +67,7 @@ function dol_dir_list($path, $types = "all", $recursive = 0, $filter = "", $excl
 
 	$loaddate = ($mode == 1 || $mode == 2) ?true:false;
 	$loadsize = ($mode == 1 || $mode == 3) ?true:false;
+	$loadperm = ($mode == 1 || $mode == 4) ?true:false;
 
 	// Clean parameters
 	$path = preg_replace('/([\\/]+)$/i', '', $path);
@@ -141,6 +142,9 @@ function dol_dir_list($path, $types = "all", $recursive = 0, $filter = "", $excl
 							if ($loadsize || $sortcriteria == 'size') {
 								$filesize = dol_filesize($path."/".$file);
 							}
+							if ($loadperm || $sortcriteria == 'perm') {
+								$fileperm = dol_fileperm($path."/".$file);
+							}
 
 							if (!$filter || preg_match('/'.$filter.'/i', $file)) {	// We do not search key $filter into all $path, only into $file part
 								$reg = array();
@@ -154,6 +158,7 @@ function dol_dir_list($path, $types = "all", $recursive = 0, $filter = "", $excl
 									"fullname" => $path.'/'.$file,
 									"date" => $filedate,
 									"size" => $filesize,
+									"perm" => $fileperm,
 									"type" => 'dir'
 								);
 							}
@@ -587,6 +592,18 @@ function dol_filemtime($pathoffile)
 	return @filemtime($newpathoffile); // @Is to avoid errors if files does not exists
 }
 
+/**
+ * Return permissions of a file
+ *
+ * @param 	string		$pathoffile		Path of file
+ * @return 	integer						File permissions
+ */
+function dol_fileperm($pathoffile)
+{
+	$newpathoffile = dol_osencode($pathoffile);
+	return fileperms($newpathoffile);
+}
+
 /**
  * Make replacement of strings into a file.
  *
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index cec1e07b823..5d78f312917 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -1184,7 +1184,8 @@ SetupDescription2=The following two sections are mandatory (the two first entrie
 SetupDescription3=<a href="%s">%s -> %s</a><br><br>Basic parameters used to customize the default behavior of your application (e.g for country-related features).
 SetupDescription4=<a href="%s">%s -> %s</a><br><br>This software is a suite of many modules/applications. The modules related to your needs must be enabled and configured. Menu entries will appears with the activation of these modules.
 SetupDescription5=Other Setup menu entries manage optional parameters.
-LogEvents=Security audit events
+AuditedSecurityEvents=Security events that are audited
+NoSecurityEventsAreAduited=No security events are audited. You can enable them from menu %s
 Audit=Audit
 InfoDolibarr=About Dolibarr
 InfoBrowser=About Browser