Storing data on the blockchain: How does OP_RETURN actually work?
Explaining the ongoing debate about removing size limitations of OP_RETURN outputs, and arbitrary data on the Bitcoin blockchain in general. Read more
Staying secure: understanding and identifying scam emails
The best protection against low-tech scams like phishing is to understand how they work. We explain how to identify malicious emails and what to do (and not do) if you get one. Read more
How to buy bitcoin
Is buying bitcoin complicated? No, but there are is a variety of options. We help you find what’s best for you. Read more
Bitcoin Proof-of-Keys celebration
Every January 3rd, bitcoiners celebrate “Proof of Keys” to cement the unique attributes of Bitcoin, make sure they hold the best possible bitcoins themselves, and weed out services that can’t live up to their promises. Will you be part of it this year? Read more
Peek into Bitcoin internals using Sparrow Wallet with your BitBox02
Sparrow wallet is a fascinating Bitcoin wallet. It shares many of our design principles and works flawlessly with the BitBox02 hardware wallet. We talked with the main developer behind the project. Read more
How to keep your Bitcoin backup safe: 4 proven methods you should know
Improve the security of your wallet backup with these best practices Read more
How Bitcoin backups work: 5 common mistakes, and how to avoid them
We explain the basics of wallet backups and what's important to keep them save Read more
5 questions about Bitcoin hardware wallet security you’ve always wanted to ask
Thinking of improving your Bitcoin security with a hardware wallet? Start here, we've got you covered. 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