Theori

Theori is an elite cybersecurity firm founded in 2016 with headquarters in the United States and a Korean subsidiary established in 2017, specializing in offensive security research, advanced security products, and strategic security consulting for government and commercial clients. The company has won over 50 international hacking competitions including multiple DEF CON championships, and operates products across several domains: Xint (AI-powered application security testing), Dreamhack (cybersecurity education and training platform), ChainLight (blockchain security audit and risk management), and αprism (LLM guard and monitoring). Theori raised a $15.5 million seed round in 2022 led by K2G Fund and has received commendations from the President of South Korea and the National Intelligence Service of Korea. Its approach centers on tackling cybersecurity challenges from an attacker's perspective to proactively identify and remediate vulnerabilities before they can be exploited.