Matt Kelly

@breakersall.bsky.social

Threat intelligence, threat hunting, reforming red teamer

NP++ breach is a great general reminder that "power utilities" favored by IT pros are highly targeted for both supply chain and malvertising/seo poisoning. Just because you are a tech pro doesn't make you immune from attack, it makes you highly targeted. Cyber pros missed it, watch your back

Matt Kelly@breakersall.bsky.social · 6mo ago

NP++ June-december 2025 supply chain, rumors turned out to be true. notepad-plus-plus.org/news/hijacke... www.bleepingcomputer.com/news/securit... cyberplace.social/@GossiTheDog...

iranian offensive cyber capacities are not resilient or coherent enough to engage in meaningful effects-delivery against hardened targets while their country is actively being blown to shit. also: despite a few minor successes, iran has never matched china or russia in scale of access to USCIKR.

"Over four months, LLM users consistently underperformed at neural, linguistic, and behavioral levels. These results raise concerns about the long-term educational implications of LLM reliance and underscore the need for deeper inquiry into AI's role in learning."

Cathy Davidson@cathyndavidson.bsky.social · last yr.

More research on the cognitive deficit of relying only on AI... you can't even remember the information you called up. That's how learning works! arxiv.org/abs/2506.08872

Is the era of the “named actor” done? As the OG adversary sets diverge, get promoted, or move on actors dispersing across the kill chain based on specialized skills increases (ORBs, criminal underground) AND the CTI models maturing… APTs ⬇️⬇️ UNCs ⬆️⬆️

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Dwell time back? While Verizon DBIR measured dwell time is still falling, Mandiant MTrends noticed it acutally increased for the first time in years, despite record investment in Cyber and increased sophistication in it's most important countermeasure, effectiveness of detection & response teams. 🧵

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For fans of root cause of catastrophic (often bureaucratic) failure, such as reports from CISA's Cyber Safety Review Board reports, recommend Challenger, by the same author of Incident Response required reading Midnight in Chernobyl. #RecommendedReading www.simonandschuster.com/books/Challe...

Challenger

Winner of the 2024 Kirkus Nonfiction Prize • Shortlisted for the 2025 Andrew Carnegie Medal for Excellence in Nonfiction • A New York Times Notable...

simonandschuster.com