diff --git a/application/cmdbabstract.class.inc.php b/application/cmdbabstract.class.inc.php
index 8c0441e84c..e242e3699f 100644
--- a/application/cmdbabstract.class.inc.php
+++ b/application/cmdbabstract.class.inc.php
@@ -5356,6 +5356,7 @@ JS
 	/**
 	 * @param array $aChanges
 	 * @param bool $bIsNew
+	 * @param string|null $sStimulusBeingApplied
 	 *
 	 * @return void
 	 * @throws \ArchivedObjectException
@@ -5369,6 +5370,21 @@ JS
 		$this->FireEvent(EVENT_DB_AFTER_WRITE, ['is_new' => $bIsNew, 'changes' => $aChanges, 'stimulus_applied' => $sStimulusBeingApplied, 'cmdb_change' => self::GetCurrentChange()]);
 	}
 
+	//////////////
+	/// READ
+	///
+
+	/**
+	 * @return void
+	 * @throws \CoreException
+	 * @since 3.3.0
+	 */
+	final public function FireEventReadDetails(): void
+	{
+
+		$this->FireEvent(EVENT_DB_TRACEABILITY);
+	}
+
 	//////////////
 	/// DELETE
 	///
diff --git a/application/datamodel.application.xml b/application/datamodel.application.xml
index eb18e600f4..aeef634653 100644
--- a/application/datamodel.application.xml
+++ b/application/datamodel.application.xml
@@ -519,6 +519,23 @@ Call $this->AddInitialAttributeFlags($sAttCode, $iFlags) for all the initial att
         </event_datum>
       </event_data>
     </event>
+    <event id="EVENT_DB_TRACEABILITY" _delta="define">
+      <name>Object details read from outside iTop</name>
+      <description><![CDATA[An object details has been read during an export]]></description>
+      <sources>
+        <source id="cmdbAbstractObject">cmdbAbstractObject</source>
+      </sources>
+      <event_data>
+        <event_datum id="object">
+          <description>The object unarchived</description>
+          <type>DBObject</type>
+        </event_datum>
+        <event_datum id="debug_info">
+          <description>Debug string</description>
+          <type>string</type>
+        </event_datum>
+      </event_data>
+    </event>
     <event id="EVENT_DOWNLOAD_DOCUMENT" _delta="define">
       <name>Document downloaded</name>
       <description><![CDATA[A document has been downloaded from the GUI]]></description>
diff --git a/core/csvbulkexport.class.inc.php b/core/csvbulkexport.class.inc.php
index 0e4ded3460..ae9cd9eb5c 100644
--- a/core/csvbulkexport.class.inc.php
+++ b/core/csvbulkexport.class.inc.php
@@ -340,6 +340,7 @@ EOF
 
 				$sField = '';
 				$oObj = $aRow[$sAlias];
+				$oObj->FireEventReadDetails();
 				if ($oObj != null) {
 					switch ($sAttCode) {
 						case 'id':
diff --git a/core/dbobject.class.php b/core/dbobject.class.php
index 9c82be25a2..1c9a91d2a9 100644
--- a/core/dbobject.class.php
+++ b/core/dbobject.class.php
@@ -6247,7 +6247,9 @@ abstract class DBObject implements iDisplay
 	}
 
 	/**
+	 * @param array $aChanges
 	 * @param bool $bIsNew
+	 * @param string|null $sStimulusBeingApplied
 	 *
 	 * @return void
 	 * @since 3.1.0
@@ -6256,6 +6258,18 @@ abstract class DBObject implements iDisplay
 	{
 	}
 
+	//////////////
+	/// READ
+	///
+
+	/**
+	 * @return void
+	 * @since 3.3.0
+	 */
+	public function FireEventReadDetails(): void
+	{
+	}
+
 	//////////////
 	/// DELETE
 	///
diff --git a/core/excelbulkexport.class.inc.php b/core/excelbulkexport.class.inc.php
index 8cf9be44e1..7987603f98 100644
--- a/core/excelbulkexport.class.inc.php
+++ b/core/excelbulkexport.class.inc.php
@@ -293,6 +293,7 @@ EOF
 				$sAttCode = $aFieldSpec['sAttCode'];
 
 				$oObj = $aRow[$sAlias];
+				$oObj->FireEventReadDetails();
 				$sField = '';
 				if ($oObj) {
 					$sField = $this->GetValue($oObj, $sAttCode);
diff --git a/core/htmlbulkexport.class.inc.php b/core/htmlbulkexport.class.inc.php
index b0d4a93484..0c5a1c92a0 100644
--- a/core/htmlbulkexport.class.inc.php
+++ b/core/htmlbulkexport.class.inc.php
@@ -144,6 +144,7 @@ class HTMLBulkExport extends TabularBulkExport
 				$sAttCode = $aFieldSpec['sAttCode'];
 
 				$oObj = $aRow[$sAlias];
+				$oObj->FireEventReadDetails();
 				$sField = '';
 				if ($oObj) {
 					$sField = $this->GetValue($oObj, $sAttCode);
diff --git a/core/restservices.class.inc.php b/core/restservices.class.inc.php
index 02bf355f8d..a5896ca1ce 100644
--- a/core/restservices.class.inc.php
+++ b/core/restservices.class.inc.php
@@ -531,6 +531,7 @@ class CoreServices implements iRestServiceProvider, iRestInputSanitizer
 					}
 
 					while ($oObject = $oObjectSet->Fetch()) {
+						$oObject->FireEventReadDetails();
 						$oResult->AddObject(0, '', $oObject, $aShowFields, $bExtendedOutput);
 					}
 					$oResult->message = "Found: ".$oObjectSet->Count();
@@ -605,6 +606,7 @@ class CoreServices implements iRestServiceProvider, iRestInputSanitizer
 					if ($oElement instanceof RelationObjectNode) {
 						$oObject = $oElement->GetProperty('object');
 						if ($oObject) {
+							$oObject->FireEventReadDetails();
 							if ($bEnableRedundancy && $sDirection == 'down') {
 								// Add only the "reached" objects
 								if ($oElement->GetProperty('is_reached')) {
diff --git a/core/spreadsheetbulkexport.class.inc.php b/core/spreadsheetbulkexport.class.inc.php
index 2006729ba0..664bf16baa 100644
--- a/core/spreadsheetbulkexport.class.inc.php
+++ b/core/spreadsheetbulkexport.class.inc.php
@@ -233,7 +233,6 @@ EOF
 	public function GetNextChunk(&$aStatus)
 	{
 		$sRetCode = 'run';
-		$iPercentage = 0;
 
 		$oSet = new DBObjectSet($this->oSearch);
 		$oSet->SetLimit($this->iChunkSize, $this->aStatusInfo['position']);
@@ -261,6 +260,7 @@ EOF
 				$sField = '';
 				/** @var \DBObject $oObj */
 				$oObj = $aRow[$sAlias];
+				$oObj->FireEventReadDetails();
 				if ($oObj == null) {
 					$sData .= "<td x:str></td>";
 					continue;
diff --git a/core/xmlbulkexport.class.inc.php b/core/xmlbulkexport.class.inc.php
index c31968f3d1..c361b1d867 100644
--- a/core/xmlbulkexport.class.inc.php
+++ b/core/xmlbulkexport.class.inc.php
@@ -146,6 +146,7 @@ class XMLBulkExport extends BulkExport
 			}
 			foreach ($aAuthorizedClasses as $sAlias => $sClassName) {
 				$oObj = $aObjects[$sAlias];
+				$oObj->FireEventReadDetails();
 				if (is_null($oObj)) {
 					$sData .= "<$sClassName alias=\"$sAlias\" id=\"null\">\n";
 				} else {