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Fighting GenAI with GenAI: The New Email Security Landscape
Generative artificial intelligence (AI) is enabling threat actors to create sophisticated, large-scale phishing campaigns with minimal effort by automating personalization and eliminating linguistic tells that traditional email filters detect. Defenders are countering with AI-driven tools that use contextual analysis and behavioral modeling rather than looking for obvious flaws, though a cost asymmetry makes it impractical for security teams to apply frontier large language models to all inbound email. Solutions using specialized smaller models, computer vision, sender analysis, and AI-assisted triage can help defenders reduce alert fatigue and decision complexity.
Why it matters: Email administrators and managed service providers must adopt AI-powered email security tools that perform contextual analysis and behavioral pattern detection, since generative AI has eliminated the grammar and formatting mistakes that once signaled phishing attempts, making human-psychological social engineering attacks much harder to spot with traditional filters.
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- First seen by Cybersecurity Tracker