Momentum-Apps

FlipBIP - BIP39 Tool

Crypto toolkit for Flipper Zero

Background

The goal of this project is to see how much crypto functionality can be brought to the Flipper Zero.

Status

Complete

• Trezor crypto C code ported into crypto subfolder
  • Adapted to use Flipper hardware RNG (see crypto/rand.c)
  • Imports and some C library functions modified for compatibility with FBT
• Basic navigation and UI adapted from FAP Boilerplate app
• BIP39 mnemonic generation supported!
  • 24, 18, or 12 words
• BIP39 mnemonic to BIP39 seed generation

Work in Progress

• WIP: BIP39 seed passphrase support
• WIP: BIP39 to BIP32 HDNode
  • possible memory issue

(Far) Future

• Airgapped wallet functionality
• USB/Bluetooth wallet functionality