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Too salty to handle: Exposing cases of CSS abuse for hidden text salting

📅 October 8, 2025 📰 blog.talosintelligence.com 🔍 0 CVE(s) referenced

Threat actors are increasingly abusing CSS to invisibly "salt" emails with hidden text, comments, and characters, enabling them to bypass detection by both traditional and AI-driven email security solutions.

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