Microsoft Security and AI. This is not an official Microsoft blog.
| Platform |  | Pricing | Only free issues | Publishes | Daily |
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rodtrent.substack.comLatest Issues
Claude Didn’t Hack OpenAI. OpenAI’s OpSec Did.
The story that landed this week is built for clicks: three researchers, Anthropic’s Claude, 72 hours, OpenAI’s private GitHub monorepo. That version is not false. It is incomplete.
What actually happened in late July is a supply-chain and...
Security Check-in Quick Hits: Supply-Chain Malware Blast, DDoS Booter Takedown, Maritime OT Hits & Critical Workflow RCE
Brevo Supply-Chain Attack: ClickFix Malware Pushed to 100,000+ Websites
Marketing and customer-engagement platform Brevo suffered a supply-chain compromise that briefly turned its own infrastructure into a malware delivery channel. Att...
Building in Public: What Shipped This Week (September 12-18, 2026)
This week had two halves. One was a new product: Ionnsaich, a free app for learning Scottish Gaelic. The other was less glamorous and probably more important: SlingAgent and Past the Bots both spent the week on getting found, which is the p...
AI Can Translate. It Still Can’t Learn the Language for You.
I live in a world where I can point a phone at a menu, drop a paragraph into a model, and get a usable translation in seconds. I build with those models. I use them every day. So the obvious question keeps showing up, from policymakers as m...
THE PROMPT for Microsoft Security - Issue #84
Things from Me
Happy Friday everyone! And, welcome to Issue #84!
This week’s issue has a strong “turn the noise into outcomes” theme running through it. On the Microsoft Sentinel front, there’s a new open detection pack that turns Copi...
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Authors
The writers behind this newsletter.
Rod Trent is a Senior Product Manager for Microsoft. He has spoken many times at many conferences over the past 30-some years and has written several books and hundreds of articles.
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