Creating an OTP fob compatible with Google Authenticator using an Espruino Pico
This code is basically just from three sources, merged together with a few tiny tweaks by me. jsSHA, a JavaScript implementation of SHA/HMAC Generate Time-Based One-Time Passwords With JavaScript Espruino HID Example (Note I’ve just discovered that Espruino has its own hmac implementation so I can possibly drop jsSHA) The main thing you need for […]
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