The Coldcard entropy flaw changed the hardware-wallet conversation. Learn how Diceware, BIP39 passphrases, entropy and stainless steel backups can add another layer of crypto security.

Curious how long it would take a hacker to brute-force your wallet passphrase? Our updated chart shows worst-case crack times (from minutes to billions of years) across 4- to 11-character phrases and every combo of...

  Crypto Passphrase Security In the world of cryptocurrency, security is paramount. One of the key elements in securing your digital assets is the passphrase, also known as the "25th word". A passphrase, distinct from a...