Passport Prime Releases KeyOS 1.3.1, Adds Mnemonic Final Word Generation Feature

Odaily Planet Daily News: Bitcoin News posted on the X platform stating that Foundation has released KeyOS 1.3.1 for Passport Prime, adding a mnemonic generation feature. Users can input the first 11 or 23 words of a BIP39 mnemonic, and the device will generate a valid final word that meets checksum requirements. Users can manually generate mnemonics by rolling dice, flipping coins, or other methods, and complete mnemonic generation directly on the Passport Prime without the need for external tools. Foundation stated that AI security reviews conducted using Claude Fable Max and ChatGPT 5.6 Sol Extra High found no serious security issues.