Sharing a secret

Making a backup of a secret can be tricky. For instance: I have a lot of passwords stored in an encrypted file, which I can edit through my password manager. The data in that file is both very …

Securing communications

We use cryptographic techniques daily without really knowing how they work, so I'm going to try and explain some basic concepts. Let's start with Wikipedia's current definition: Cryptography or …

Switching to a password manager

Before I learned about password managers, less than a year ago, having all my passwords on the same place sounded like a really bad idea—if someone managed to get access to “that place”, they could …