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Azure Service

Management Certificate

Service Name: Microsoft Azure

Service Description: Azure Service Management Certificates are X.509 v3 certificates used to authenticate with the Azure Service Management API. These certificates enable secure communication between your applications and Azure's management services.

Service Address: https://azure.microsoft.com/

Validation Type: API Auth

IP Allow list: IP restrictions can be configured at the Azure subscription level using Azure Policy or Network Security Groups.

Secret Access Scope: Grants programmatic access to manage Azure resources through the Azure Service Management API. This includes the ability to deploy, manage, and monitor Azure services within a subscription.

Secret Revokement URL: https://portal.azure.com/#blade/HubsExtension/BrowseResourceBlade/resourceType/Microsoft.ServiceBus%2Fnamespaces

Secret Example: MIIKBAIBAzCCCcQGCSqGSIb3DQEHAaCCCbUEggmxMIIJrTCCBe4GCSqGSIb3DQEHAaCCBd8Egg XbMIIF1zCCBdMGCyqGSIb3DQEMCgECoIIE7jCCBOowHAYKKoZIhvcNAQwBAzAOBAjxUqFmzTRrJ gICB9AEggTIJ5wz8n5SD0j+...

Suspicious Activity Investigation Instructions:

  • Review Azure Activity Logs for unusual management operations or resource deployments
  • Check for unauthorized certificate uploads or management API calls

  • Monitor for unexpected changes to Azure resources or configurations

  • Examine authentication logs for unusual access patterns or locations

  • Review Azure Security Center alerts related to subscription activity

Mitigation Instructions:

  • Navigate to the Azure Portal and access the Management Certificates section
  • Identify and delete the compromised certificate
  • Generate a new certificate with appropriate permissions
  • Update any applications or services that were using the old certificate
  • Enable Azure Multi-Factor Authentication for administrative accounts
  • Implement Just-In-Time access for privileged operations
  • Consider migrating from Service Management certificates to Azure AD service principals for better security
  • Review and tighten Azure RBAC permissions across the subscription