tech
March 31, 2026
Announcing the Secure Intelligence Institute
Today we're launching the Secure Intelligence Institute (SII). The Secure Intelligence Institute is Perplexity's flagship research center for advancing security, privacy, and trust in frontier AI.

TL;DR
- Perplexity has launched the Secure Intelligence Institute (SII) to advance security, privacy, and trust in frontier AI.
- SII builds on Perplexity's previous security research and engineering work, including agentic browser security audits and the BrowseSafe benchmark.
- Dr. Ninghui Li, a recognized leader in security research, will serve as the inaugural director of SII.
- The institute will engage in open collaboration with academia and industry to tackle broad and interdisciplinary AI security challenges.
- SII's research areas include authentication, usable privacy and security, robust machine learning, and the defense of agentic AI systems.
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