Coldcard Firmware Update Improves Seed Generation Security

Coinkite has released a major security upgrade for its Coldcard hardware wallets aimed at strengthening seed-phrase generation by forcing users to contribute unpredictable entropy. The change is designed to ensure private keys remain hard to predict even if one of the device’s randomness sources underperforms. In a Thursday blog post, Coinkite announced firmware 5.6.1 for [...]