AI malware can now evade Microsoft Defender — open-source LLM outsmarts tool around 8% of the time after three months of training

Cybersecurity.

The cybersecurity industry's giving Chicken Little a run for his money. Companies have been quick to proclaim that AI will fundamentally change the security landscape, which means every new capability added to a large language model (LLM) can be made into a "the sky is falling" moment, with the latest example being the development of AI malware that can successfully work around Microsoft Defender.

Dark Reading reported Wednesday that researchers from Outflank plan to show off this new AI malware at Black Hat 2025 in August. But don't throw away Windows Defender just yet.