Jonathan Barr Orr (JBO)
Information security researcher and hacker specializing in binary analysis, vulnerability research, reverse engineering, and cryptography, formerly a principal security researcher at Microsoft.
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Dec 17, 2025 • 48min
Whisper Leak: How Threat Actors Can See What You Talk to AI About
Jeff McDonald, a Microsoft security research lead specializing in ML model protections, and Jonathan Barr Orr, a hacker and vulnerability researcher, discuss Whisper Leak. They explain how token-by-token streaming and packet size/timing patterns can reveal topics in encrypted AI traffic. The conversation covers which models show signals, real-world adversaries, and developer mitigation approaches.
