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Veille cybersecurite : Russia-Aligned UAC-0099 Plants Nuclear Weapon Prompt in Malware to Disrupt AI Analysis

01/09/2026

Source : The Hacker News

Cybersecurity researchers have disclosed a new technique dubbed GuardBreaker that’s been put to use by a Russia-aligned threat actor known as UAC-0099 against a target in Ukraine with an aim to interfere with artificial intelligence (AI)-assisted analysis.

The idea, ESET said in a series of posts on X, is to deliberately trip a large language model’s (LLM) safety mechanisms and prevent its

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