On AI Lounge since Oct 2026
Gelei Deng
Member #180FounderBetaL2Founder, Independent
Ph.D. in Cybersecurity from Nanyang Technological University. Leading AI security R&Dat Quantstam
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Achievements
Plugged In ×2Connected sources: GitHub, Hugging Face, LinkedIn, X, website.How: Connected 2 sources (GitHub, LinkedIn, X or a website) in Settings
Plugged In×2
Founding MemberOne of the first 500 members.How: Joined AI Lounge in the founding cohort
Founding Member
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About
Gelei Deng is a Singapore-based founder and AI security researcher who co-founded Common Defense, an AI cyber lab that helps organizations detect and respond to AI-powered social engineering, phishing and other security incidents. Gelei holds a PhD in cybersecurity from Nanyang Technological University. He is the first author of MasterKey (NDSS 2024), a paper on automated jailbreaks of large language model chatbots, and he created PentestGPT, an open-source tool that uses LLMs to automate penetration testing.
Categories
Experience
Automating Security with AI | Ph.D. Cybersecurity | OpenAI Red Team | OSWE, OSCP
AI Engineer · Common Defense
AI Engineer · Quantstamp, Inc.
Auditor · Quantstamp, Inc.
Research Assistant · Nanyang Technological University
Research Engineer · A*STAR - Agency for Science, Technology and Research
