How Bitkey used Chain Code Delegation to create the first private collaborative bitcoin wallet. Starting today, Bitkey users can enjoy the safety of collaborative multisig without giving up privacy around their wallet balances or transaction history. It’s a first for multisig wallets—and another step toward making self-custody accessible...
Collaborative custody and multisig setups have long faced a tradeoff between safety and privacy. Sharing a key with a third party—whether for recovery, policy enforcement, or convenience—has traditionally meant giving that party visibility into a user’s wallet balance and transaction history. A new proposal called Chain Code...
Hardware is a critical component of self custody. But it only solves part of the problem. We all know the mantra: Not your keys, not your coins. It’s long been the rallying cry for bitcoiners to move their keys off exchange into self-custody, a posture that means nobody but...
Losing your seed phrase is perhaps a bitcoiner’s biggest fear. And for good reason. When seed phrases came into existence more than a decade ago, they were a vast improvement in user experience compared to managing raw private keys—strings of hex buried in files or password managers. They...
Trusting hardware you buy online or in retail As the team expands where customers can purchase Bitkey, it’s a good time to share how we think about the security of the hardware. Specifically, customers want to know whether buying a Bitkey from a retailer introduces new hardware tampering risks....
