OpenBSD

OpenSSH Ships on Every Mac, Linux Server and Windows PC. Its Creator Trusts No One.

A long-form profile of Theo de Raadt, from his exit from NetBSD and lost DARPA grant to founding OpenBSD and OpenSSH, framed by the 2024 xz backdoor, and how his famously paranoid, combative approach to security came to protect remote access on most of the world's servers.

Essay · Security · Open Source · OpenBSD · History of Computing