Apex Security

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Israeli AI security start-up founded by Unit 8200 veterans; acquired by Tenable in 2025

Apex Security
Trade name
Logo
Type Acquired
Founded 2023
Founder(s) Matan Derman, Tomer Avni
Defunct
Headquarters
Industry AI security
Services
Parent Tenable (acquired 2025)
Subsidiaries
Revenue
Number of employees
Homepage

Apex Security (also known as Apex) is an Israeli artificial-intelligence security company founded in 2023 by Matan Derman (CEO) and Tomer Avni (CPO). Ctech reported in May 2025 that Tenable was acquiring the "Sam Altman-backed" company for more than $105 million.[1]

Founders

According to Ctech, Matan Derman and Tomer Avni "met during their Unit 8200 service where they served as Lieutenant Colonel and Captain, respectively".[1]

See also

Notes