Conditional Access Policy Modification in Azure AD
This rule detects attempts to modify or delete Conditional Access Policies within Azure Active Directory (now Microsoft Entra ID) by monitoring network events targeting 'graph.microsoft.com' with 'conditionalAccessPolicies' in the AdditionalFields, specifically looking for 'PATCH' or 'DELETE' operations. Such activities could indicate an adversary attempting to weaken security controls or maintain persistence.
Microsoft Sentinel (KQL)
