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I'm Daniel (@cpu).

🛠️💕 I like: Go, applied cryptography, Rust, mountain bikes, ACME, computer security, mushrooms, Nix/NixOS, death|black metal, Linux, free software, skateboards, DNS, emoji, snowboards, Wireguard, living in the woods, MUDs, LPC, & reading other people’s dev logs.

🚧🏗️ I’ve worked at: Block/Square, Let’s Encrypt/ISRG, Fastly, Leviathan Security Group, & the Carleton Computer Security Lab. I helped make ACME and I’ve contributed to free software like Boulder, Nixpkgs, ZLint, and Streisand.

🕰️🦀 Recently: I've been learning Rust and contributing to the Rustls ecosystem.


  1. rustls/rustls rustls/rustls Public

    A modern TLS library in Rust

    Rust 5.6k 600

  2. rustls/webpki rustls/webpki Public

    WebPKI X.509 Certificate Validation in Rust

    Rust 87 45

  3. rustls/rustls-ffi rustls/rustls-ffi Public

    Use Rustls from any language

    Rust 121 30

  4. rustls/rustls-openssl-compat rustls/rustls-openssl-compat Public

    OpenSSL compatibility layers

    Rust 29 2