How AI Assistants Are Rewriting the Rules of End-to-End Encryption

Lauren Stemler

SAINTCON 2025 · Day 1 · Main Track 2

In an era increasingly defined by the integration of artificial intelligence into everyday applications, Lauren Stemler, an AI Security Strategist at Cisco Foundation AI, delivered a critical talk at SAINTCON addressing a burgeoning security concern: the impact of AI assistants on **end-to-end encryption (E2EE)**. Stemler's presentation, "How AI Assistants Are Rewriting the Rules of End-to-End Encryption," posits that the fundamental assumptions underpinning secure, private communication are being challenged by the necessity for AI to process plaintext data. This shift introduces novel vulnerabilities and expands the attack surface in ways traditional cryptographic models were not designed to accommodate.

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