https://constructionaibrief.com/posts/2026-10-21-dhs-deepseek-federal-ban-construction-federal-work-vendor-ai-audit Construction AI Brief en 2026-10-21T00:00:00.000Z DHS banned DeepSeek from federal systems, including tools built on it. Contractors on federal jobs should ask their software vendors now https://constructionaibrief.com/posts/2026-10-21-arda-1-5b-factory-automation-reprogramming-construction-prefab-shop-design-changes Construction AI Brief en 2026-10-21T00:00:00.000Z Arda raised $230M to speed up reprogramming factory lines. Prefab shops should ask how fast their own lines absorb a design change https://constructionaibrief.com/posts/2026-10-21-ai-agent-hacker-100-company-sites-construction-vendor-hosted-web-portals Construction AI Brief en 2026-10-21T00:00:00.000Z One hacker used AI agents to break into sites at 100+ companies. Contractors should list every vendor-hosted portal they run https://constructionaibrief.com/posts/2026-10-20-gpt-6-pro-parallel-agents-construction-bid-package-split-review-checklist Construction AI Brief en 2026-10-20T00:00:00.000Z ChatGPT's GPT-6 Pro can now split one job across parallel agents. Here's how an estimator should test it on a bid package