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Matt Johansen

@mattjay · view on X ↗

Founder of @vuln_u | Long Island elder emo surviving in ATX | AI and Cybersecurity news from an 18yr industry vet

45.7K followers
1 thread on ThreadOut

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Every thread by Matt Johansen that readers unrolled on ThreadOut.

Apr 18, 2025
🧵 THREAD: A federal whistleblower just dropped one of the most disturbing cybersecurity disclosures I’ve ever read. He's saying DOGE came in, data went out, and Russians started attempting logins wi...
SummaryA federal whistleblower claims DOGE (Department of Government Efficiency) conducted a covert cyber operation at the NLRB, obtaining root access, disabling security logging, exfiltrating 10+ GB of data, and disabling MFA—with Russian attackers attempting logins using valid credentials within 15 minutes. The whistleblower alleges intimidation tactics and a stand-down order preventing CISA investigation.13 tweets2 min read