Bitkey on Nostr: Block has been building for bitcoin for over a decade. Cash App. Square. Proto. ...

Block has been building for bitcoin for over a decade.

Cash App. Square. Proto. Sprial. And Bitkey.

Our lane at Bitkey: self-custody that’s built for real life — security + recovery + privacy, without the tradeoffs.

Because bitcoin deserves a full ecosystem. https://block.xyz/bitcoin