Threat actors are impersonating corporate IT helpdesk staff in an active social-engineering campaign that hijacks Microsoft 365 identities, establishes MFA persistence, and systematically collects data from SharePoint, OneDrive, and Exchange Online. Microsoft Security Research said it has observed the cloud-focused intrusions since May 2026. The activity is marked by unusual sign-ins, attacker-added authentication methods, extensive […] The post Hackers Pose as IT Support to Hijack Microsoft 365 Accounts With Fake Passkey Alerts appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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