LinuxBabe

In part 1 of this GPG tutorial series, you learned the benefits of GPG and generated your public/private key pair. In part 2, you will learn how to upload your public key to a key server so others can send you encrypted messages that only can be decrypted with your private key. We will also look at how to import and verify other’s public keys and manage your keyring.

Step 1: Check Your Own Public Key

Run the following command to list your own GPG public key. Replace user-id with your GPG email address.

gpg --list-sigs user-id

Sample output:

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Pure-FTPd is a free open-source FTP server designed with security in mind. In this tutorial, we are going to learn how to set up an FTP server on Debian 10 with Pure-FTPd and how to enforce TLS encryption.

Pure-FTPd Features:

  • It supports SSL/TLS encryption and thus passwords and commands can be protected.
  • It can run on most Unix-like systems: Linux, BSDs, Solaris, Darwin, HPUX, AIX, and even iPhone.
  • Available in 21 languages.
  • Allows you to monitor active sessions.
  • Supports a virtual quota system.
  • And much more

Read full tutorial here: https://www.linuxbabe.com/debian/set-up-secure-ftp-server-debian-10-pure-ftpd

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his tutorial is going to show you how to build a WireGuard mesh VPN and use it to encrypt replication traffic in MariaDB Galera cluster.

Prerequisites

This is not a step-by-step tutorial. To use the knowledge in this article, it’s assumed that you have a basic understanding of how to set up WireGuard VPN and MariaDB Galera Cluster.

What’s a Mesh VPN?

In computer networking:

  • A mesh topology is where each node in the network has a direct connection to every other node.
  • A star topology is where a central node controls the flow of connection. Nodes in the network can’t connect to each other directly but have to communicate through the central node. A typical example is a home private network.

Read full tutorial here: https://www.linuxbabe.com/mariadb/wireguard-mesh-vpn-encryption-mariadb-galera-cluster

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