cryptography

A corgi using a physical key labelled "password" to unlock a box labelled "real encryption key", all in front of a computer screen asking "Please enter real encryption key".

Your Password May Not Be Used to Encrypt Your Data, and That’s Okay

There’s a surprising and counterintuitive technique related to how some encryption tools work: your password is not what locks your data. I’ll describe what keeps your data secure and why changing your password doesn’t always mean re-encrypting all your data.

Bitcoin

How Does Bitcoin Mining Work?

What does it mean to mine something that doesn’t physically exist? And why might it use so much electricity?

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