Category: Knowledge base

Centralized, decentralized and distributed networks

When we are trying to understand a communications network, having an approximate image of how the network operates can be very valuable. Do all communications go through the same node? Is there a …

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 …