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Gheist: Attempted Scaled Abuse of Stolen GitHub Tokens Stumbles
Wiz Research details Gheist, a campaign since September 2026 that uses stolen GitHub tokens to commit a sync-check workflow dumping repository secrets into logs, with 13,500+ planted branches across 850+ accounts, and explains how the attack works, how to detect and harden against it, and its indicators of compromise.
5 min · 1,248 words