What happens when you spend bitcoins?

Bitcoin is a form of money unlike any other you’ve seen. Forget your preconceptions about cash: here’s (roughly) what’s really…

Added over 2 years ago

Cameron doesn't do cryptography

Former UK Prime Minister Tony Blair famously ‘didn’t do God’. Current PM David Cameron, it seems, doesn’t do cryptography.…

Added over 2 years ago

Ransom!

A recent study found that ransomware - sophisticated malware that encrypts files and releases them only on payment - has…

Added over 2 years ago

Trustonic: secure smartphone OS and key handling

Hardware wallets are cool, but they’re another device to carry and maintain. What if you could have the security of…

Added over 2 years ago

Spotlight on: Sidechains

If you’ve been in the bitcoin space a while you’ll have heard of sidechains… and probably not understood them. What’s…

Added over 2 years ago

Bitcoin security (video)

Bitcoin's security is rock-solid - if you look after your private keys properly.…

Added over 3 years ago

How to create really cold storage

You might have heard of cold storage: the practice of holding bitcoins ‘offline’ to keep them secure. Whilst it’s convenient…

Added over 3 years ago

Tor tutorial

A lot of bitcoiners use Tor, a browser that protects users’ anonymity by encrypting traffic and bouncing it around multiple…

Added over 3 years ago