Smallstep

Smallstep is a cybersecurity company based in San Francisco, California, founded in 2016. The company specializes in device identity solutions, focusing on securing enterprise infrastructure with hardware-backed cryptographic credentials. Its Device Identity Platform™ provides cryptographically attested identities for company-owned or managed devices, helping to prevent credential theft, phishing, and impersonation attacks. The platform utilizes hardware components like TPM 2.0 chips and secure enclaves to generate unclonable device identities. It supports multiple operating systems, including macOS, Windows, and Linux, ensuring consistent security across platforms. Smallstep also offers a lightweight background service called the Smallstep Agent, which manages certificate lifecycles for various applications, including enterprise Wi-Fi and VPNs. The company emphasizes Zero Trust integration and automated certificate management, providing organizations with visibility into their authenticated devices.