Cyfrin | 7,875 followers on LinkedIn. Securing the blockchain and its users. Institutional-level smart contract security, tools, and education. | Cyfrin is a company dedicated to bringing institutional-level smart contract security audits, tools, education, and certifications to the world's most targeted protocols, institutions, and organizations. Home to some of the top smart contract security researchers, Cyfrin offers industry-leading blockchain security and education services chosen by the biggest decentralized protocols, organizations, and infrastructure providers.