Leveraging Microsoft Graph API Change Notifications for Data Exfiltration

Discover how threat actors leverage Microsoft Graph API Change Notifications and Rich Notifications for stealthy post-exploitation data exfiltration of Outlook emails and Teams messages. This post covers attack mechanics, bypassing character limits, and Entra ID hunting and detection strategies using Microsoft Graph Activity Logs. The post Leveraging Microsoft Graph API Change Notifications for Data Exfiltration appe…

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