Cryptography

  1. Refresh GPG keys

    How to refresh GPG keys before they expire.

  2. Linking GPG keys to a YubiKey

    Having private GPG keys on your machine can be unsafe, because it could be stolen by a malicious program. If you have a YubiKey, you can move those private keys to it, ensuring they’re stored in a secure place and protected by a passcode. This article explains how to move GPG subkeys to a YubiKey and require card taps when signing, encrypting and/or authenticating.

  3. Using GPG keys for git signing

    WIP

  4. Creating GPG keys the right way

    WIP

  5. What are GPG keys?

    In this article, I explain what GnuPG is and its differences with PGP, gpg and OpenPGP. I aslo go into the details of how a GnuPG key is structured, what you can find inside it and explain some of its core concepts.