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AI co-authored

Setting up an encrypted disk image on Debian 12 with Cryptsetup

Encrypted disk images allow you to securely store sensitive files on your Linux system. The contents of the image can only be accessed by providing the correct passphrase. In this post, we'll walk through creating an encrypted image using the cryptsetup utility on Debian 12.

  • debian
  • sysadmin
  • devops
AI co-authored

Using Linux nftables

nftables is the new packet filtering framework built into the Linux kernel that replaces the older iptables technology. This tutorial will cover the basics of using nftables to configure a simple firewall on a Linux system.

  • debian
  • sysadmin
  • devops
  • linux