{"id":324,"date":"2025-09-16T14:23:09","date_gmt":"2025-09-16T13:23:09","guid":{"rendered":"https:\/\/cyber-resilience.mobi\/?p=324"},"modified":"2025-09-16T14:23:09","modified_gmt":"2025-09-16T13:23:09","slug":"check-breakglass","status":"publish","type":"post","link":"https:\/\/cyber-resilience.mobi\/?p=324","title":{"rendered":"Check (BreakGlass)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Cette requ\u00eate permet de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Auditer les acc\u00e8s au groupe BreakGlass<\/strong>\u00a0sur 2 ans.<\/li>\n\n\n\n<li><strong>Identifier les utilisateurs ajout\u00e9s et retir\u00e9s<\/strong>, avec les initiateurs.<\/li>\n\n\n\n<li><strong>Calculer le temps pass\u00e9 dans le groupe<\/strong>, utile pour d\u00e9tecter les abus ou oublis de retrait.<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>let BreakGlass = dynamic(&#91;\"GUID\"]);\nAuditLogs\n| where TimeGenerated > ago(730d)\n| where OperationName in(\"Add member to group\", \"Remove member from group\")\n| where TargetResources has_any (BreakGlass)\n| project TimeGenerated, AADTenantId, TargetResources, OperationName, InitiatedBy\n| extend\n    TargetId    = tostring(TargetResources&#91;0].id),\n    TargetUser  = tostring(TargetResources&#91;0].userPrincipalName),\n    TargetGroup = trim('\"', tostring(coalesce(TargetResources&#91;0].modifiedProperties&#91;0].oldValue, TargetResources&#91;0].modifiedProperties&#91;0].newValue))),\n    SourceId    = tostring(InitiatedBy.user.id),\n    SourceUser  = tostring(InitiatedBy.user.userPrincipalName),\n    SourceIP    = tostring(InitiatedBy.user.ipAddress)\n| project-away TargetResources, InitiatedBy\n| where TargetGroup in (BreakGlass)\n| sort by TargetId asc, TimeGenerated asc\n| scan with_match_id=Funnel declare (AddedDate: datetime, RemovedDate: datetime) with (\n    step Added: OperationName == \"Add member to group\" => AddedDate = TimeGenerated;\n    step Removed: OperationName == \"Remove member from group\" and TargetId == Added.TargetId and TargetGroup == Added.TargetGroup => RemovedDate = TimeGenerated, AddedDate = Added.TimeGenerated;\n)\n| summarize arg_max(TimeGenerated, *) by Funnel, TargetId, TargetGroup\n| extend HoursInGroup = case (isnotempty(RemovedDate), datetime_diff('hour', RemovedDate, AddedDate), datetime_diff('hour', now(), AddedDate))<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Cette requ\u00eate permet de :<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[18],"class_list":["post-324","post","type-post","status-publish","format-standard","hentry","category-kql-sentinel","tag-kql"],"_links":{"self":[{"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/posts\/324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=324"}],"version-history":[{"count":1,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions"}],"predecessor-version":[{"id":325,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions\/325"}],"wp:attachment":[{"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cyber-resilience.mobi\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}