Open-source USB security token (mini HSM) on RP2040 + Microchip ATECC608B. ECDSA P-256 with PIN + touch-to-sign, designed for smart-lock authentication. no_std Rust workspace, full bring-up tooling and ATECC608B driver included.
rust cryptography authentication ecdsa hsm access-control microchip no-std usb-hid hardware-security-module embassy atecc608 embedded-rust security-token secure-element rp2040 raspberry-pi-pico atec608b
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Updated
May 26, 2026 - Rust