Bitkey, the self-custody bitcoin wallet built by the team at Block.

**How we design our hardware** Designing and prototyping the hardware is an exciting phase of building. We get to put all of our feature and functionality decisions into a real design that we can start validating and fine-tuning. In previous posts, we shared details about our hardware design, including our processor selection, how it will**How we design our hardware** Designing and prototyping the hardware is an exciting phase of building. We get to put all of our feature and functionality decisions into a real design that we can start validating and fine-tuning. In previous posts,… https://wallet.build/how-we-design-our-hardware/