Multiple threat actors are abusing the GitHub API to discover organizations’ repositories and members via ghost accounts.
A new data-extortion group called Helix is using identity-focused tactics such as voice phishing (vishing), device code ...
From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...
Change notifications in Microsoft Graph enable you to subscribe to changes in user presence information in Microsoft Teams. Change notifications provide an alternative to polling for presence by using ...
Change notifications enable applications to receive alerts when a Microsoft Graph resource they're interested in changes; that is, created, updated, or deleted. Microsoft Graph sends notifications to ...
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