SecureGen – Open-source hardware 2FA authenticator and password manager on ESP32

Summary: SecureGen is a hardware TOTP authenticator and password manager built on an ESP32 T-Display that operates offline with AES-256 encryption and Bluetooth keyboard support. It provides a secure, portable solution for managing 2FA codes and passwords without relying on phone apps or expensive hardware tokens.

What it does

SecureGen generates TOTP codes offline and stores passwords in an encrypted vault, typing them wirelessly via Bluetooth to connected devices. It supports web management through QR code scanning and uses a 7-layer security architecture including ECDH key exchange and hardware-based encryption keys.

Who it's for

It is designed for privacy-conscious users, self-hosters, makers, and teams needing offline two-factor authentication and secure password storage.

Why it matters

SecureGen addresses the risks of online 2FA apps and costly hardware tokens by providing an affordable, verifiable, and fully offline security device with strong encryption and Bluetooth connectivity.