3. Key generation and recovery phrases (BIP-39) - Build your own Bitcoin hardware wallet

WARNING! I DO NOT PROVIDE ANY KEY RECOVERY SERVICES! BEWARE OF SCAMMERS! Content: Entropy generation and mixing together multiple sources of randomness BIP39 - human-readable representation of entropy From entropy to BIP-32 seed BIP-39: https://github.com/bitcoin/bips/blob/... Online tool to check BIP-39 and BIP-32 derivation: https://iancoleman.io/bip39/ MicroPython build with bitcoin and gui library: https://github.com/diybitcoinhardware...