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Passkey-themed phishing attacks lead to Microsoft 365 data theft

·Source: BleepingComputer

Updated:

Executive Summary

Microsoft says threat actors linked to ShinyHunters, Helix, and other extortion gangs are using passkey and single sign-on-themed social engineering attacks to compromise corporate Microsoft accounts and steal data from Microsoft 365 services. [...]

Analysis

Microsoft says threat actors linked to ShinyHunters, Helix, and other extortion gangs are using passkey and single sign-on-themed social engineering attacks to compromise corporate Microsoft accounts and steal data from Microsoft 365 services. [...]
Source Attribution

Originally published by BleepingComputer on Sep 11, 2026.

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