Curated articles tagged Hardware Wallet
Part of Security
A Coldcard firmware bug turned 128-bit seeds into 40-bit ones. Attackers swept 594 BTC from 500 wallets in 25 minutes. Here is exactly how it broke.
Cold storage setup for Bitcoin in 2026: hardware selection, seed generation, passphrase decision, test transaction, recovery drill, and steel-plate backup.
Bitcoin DCA Cold Storage: the Swiss 2026 workflow. Batch thresholds, exchange whitelisting, auto-withdraw, hardware verification, and ESTV reconciliation.
