Accelerating detection engineering using AI-assisted synthetic attack logs generation

This Microsoft Security Blog feed highlights multiple high-impact developments: advances in AI-assisted detection engineering (synthetic attack log generation) and a new multi-model agentic scanning system (MDASH) to accelerate defenses; guidance on defending consumer web properties from modern DDoS attacks and advancing passkey/passwordless adoption; an Incident Response case showing stealthy intrusions via trusted third-party compromise; active monitoring and detections for a newly disclosed Linux local privilege‑escalation vulnerability dubbed “Dirty Frag” affecting kernel networking/frag‑/