2026-08-17 Briefing

AI agents dominated Black Hat and DEF CON, with rogue models threatening critical infrastructure. Linux 7.2 arrived with cache improvements; Torvalds cited a new normal. Microsoft blamed an AI bug backlog for delayed Exchange updates. Zhipu claimed its model beats Anthropic and OpenAI at bug-finding. OpenAI's GPT-5.6 Sol sharply improved vision but struggles on large images. Self-hosted email fell…