Introducing Proto, the new mining products and services suite from Block! #bitcoin #mining mining.build/blog/introduci…

We’re excited to share the latest on Proto and our work toward decentralized #Bitcoin mining. From custom ASICs to innovative hardware systems and developer tools, we’re building to make mining more accessible and resilient. Here’s a look at our vision and progress so far:

Your investment is worth passing on. With Bitkey’s new inheritance feature, add a beneficiary to ensure it stays in good hands, now and in the future. Learn more here: bitkey.build/inheritance-si…

Bitkey has landed at Best Buy. Whether you’re upgrading your self-custody setup or gifting peace of mind to someone else, Bitkey is now $99 (34% off) for the holiday season. Shop online at Best Buy and give the gift of secure Bitcoin self-custody. Explore now:

Bitcoin hits $100K. A milestone for the ages 🙌 Celebrate with self-custody: Use code BITCOIN100 to get Bitkey for just $100. Hurry—this offer is live until 12AM on 12/5: bitkey.world What does Bitcoin at $100K mean to you?

Large-scale mining isn’t just about deploying next-gen machines; it’s about designing systems that can scale efficiently while minimizing downtime and costs. Some thoughts on modular design and the future of mining: mining.build/blog/the-end-o…

Planning for the future of your bitcoin? Pass it on with Bitkey’s new inheritance feature. It’s built directly into the Bitkey wallet to make transferring your bitcoin to loved ones simple and secure. - Simple setup, no bitcoin experience required - Maintain control until your

Bitkey’s first year has been one to remember—from being named one of TIME's best inventions to making self-custody easier for bitcoiners worldwide. To celebrate, Bitkey is only $99 for a limited time. Take control of your bitcoin: bitkey.world 🔒

All those late-night tweets asking for dark mode? We heard you loud and clear. Dark mode is now live in the Bitkey app 🌙 because bitcoin doesn’t keep bankers’ hours.

We're building Bitkey to eliminate the trade-offs in self-custody. And not just to bring new people into self-custody, but to make an incredible wallet for bitcoiners, too. And we're sharing what's next on our roadmap. We want to know what you're excited about and what you want

Seed phrases were a breakthrough for Bitcoiners. But they also handed users the hardest part of the problem: securing them. Bitkey takes a different approach. bitkey.build/seedless-is-sa…

What does it mean to not have a seed phrase? Is it keyless? No—you’re still in control of private keys. Seed phrases are just one way to store them. Is it custodial? No—you hold 2-of-3 multisig keys. No one can move funds without you. Is it vendor lock-in? No—you can exit

🔍✅ Just published a detailed, GPG-signed reproducibility report for Bitkey Android v2025.10.1 on WalletScrutiny. ✅ v2025.10.1 is reproducible walletscrutiny.com/android/world.… #Bitcoin #Android #ReproducibleBuilds #WalletScrutiny

Last week, jack sparked backlash among Bitcoiners by claiming “seedless is safer” in Bitkey’s new marketing push. Jonathan Pollack of Block explains their multisig design, why they avoid exporting private keys, and how recovery works if keys are lost.