As a Bitcoiner, you’re going to need a secure way to communicate privately, without relying on a company to encrypt your data for you. For example, freely available methods with end-to-end encryption ...

Encryption is one of the pillars of modern-day communications. You have devices that use encryption all the time, even if you are not aware of it. There are so many applications and systems using it ...

Before you encrypt, decrypt or sign anything, you need to build your own public and private keyrings; let's start by generating a GnuPG key pair. This is one of the more interactive gpg functions: the ...

Public and private key cryptography is a powerful solution. The former (asymmetric cryptography) involves a pair of keys that ...

Public and private keys are the fundamental building blocks of secure transactions in the world of cryptocurrencies. These cryptographic instruments existed long before digital currencies were ...

If you use GPG keys, learn about the benefits to storing them on a smart card. GPG has been around for a long time and is used to secure everything from your email to your software. If you want to ...