Trail of Bits

Trail of Bits is a security research and engineering firm. Its services include security reviews across application security, blockchain, cryptography and AI/ML systems, along with custom security tooling and vulnerability remediation. Nearly all of its tooling is released as open source, including Slither, Echidna and Manticore.

Its customers are organizations in defense, technology, finance and blockchain whose software, protocols or cryptography need review. The company sells security reviews and engagements and offers free technical office-hours sessions. Its published reports are mostly made public on GitHub.

Trail of Bits was founded in 2012 and is listed as independent. The website lists US remote as its work model and no physical office locations. Its careers page lists open roles in application security, cryptography, research and engineering, and go-to-market.

Product: Security reviews and audits across the software development lifecycle, custom security tooling, and open-source tools such as Slither, Echidna and Manticore.