Everything you need for secure Bitcoin self-custody — straight from the BitBox team.
Remote multisig theft attack on the Coldcard hardware wallet
tl;dr: When registering a multisig wallet in a Coldcard, the Coldcard did not verify that it is actually part of the multisig wallet. This allowed a malicious computer wallet Read more
Roll your own Bitcoin seed
Learn how to create your own random Bitcoin hardware wallet seed with these easy step-by-step instructions. Read more
BitBox 01.2021 Monte Rosa update
Bringing you some features we love, and we hope you'll do too: buy crypto directly in the BitBoxApp, roll your own seed, protection against leaking private keys. Read more
How Shift Crypto protects your personal information
As a Swiss company, privacy is one of our core values. We have no idea how you use the BitBox02, and this is by design. Bitcoin means financial freedom, and that includes valuing your privacy. Read more
The boost of focus
A few months ago we decided to focus our efforts on the BitBox02 and put other projects on hold. What are the results through the end of the year? Read more
BitBox 12.2020 Spannort update
The new BitBox account overview lays out all your funds in one place and lets you check how your stash has been doing over time. Read more
Coldcard isolation bypass
Responsible disclosure of a Coldcard vulnerability that allows an attacker to spend your bitcoins when you think you are signing a testnet transaction. Read more
How nearly all personal hardware wallet multisig setups are insecure
If you use hardware wallets in a Bitcoin multisig setup, using a single computer to handle them, you are likely to be exposed to remote theft or ransom attacks. Read more
BitBox 10.2020 Salbit update
The BitBox02 gets a ton of small features for Bitcoin multisig, message signing and many UX improvements. We think just the new screensaver alone is worth it. Read more