---
title: "Three coin flips for the 24th word"
description: "BitBox02's dice guide leaves the last seed word to a human pick, and people are bad at random. The firmware lists the candidates in block order already, so three coin flips can choose it."
url: "https://mko.run/notes/2026-10-05-bitbox-coin-flips/"
language: "en"
published: 2026-10-05
tags: ["bitbox", "bip39", "upstream"]
---
# Three coin flips for the 24th word

BitBox02's dice guide leaves the last seed word to a human pick, and people are bad at random. The firmware lists the candidates in block order already, so three coin flips can choose it.