Category Archives: Linux

Create Compressed, Encrypted Archives with tar + gpg on Linux
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Posted on September 19, 2025 by

A quick guide to packaging files with tar, compressing them, and protecting the result with GnuPG—plus how to decrypt, verify, and choose between symmetric (password) and asymmetric (public-key) encryption. Continue reading →

Posted in Guides, Linux, Security | Leave a comment

Move or migrate user accounts from old Linux server to a new Linux server – nixCraft
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Posted on February 28, 2019 by

Source: Move or migrate user accounts from old Linux server to a new Linux server – nixCraft

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Add a User to a Linux Group
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Posted on September 5, 2018 by

If you need to add an existing user to a Linux group it is very easy, just run the following command: usermod -a -G <group name> <user name>

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Using iptables to route OpenVPN traffic
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Posted on October 3, 2016 by

To have your vpn traffic be able to reach the internet you just need to add the following iptable rules: iptables -A FORWARD -i tun0 -j ACCEPT iptables -A FORWARD -i tun0 -o eth0 -m state –state RELATED,ESTABLISHED -j ACCEPT iptables -A FORWARD … Continue reading →

Posted in Arch, CentOS, Fedora, Guides, Linux, Networking | Tagged , | Leave a comment

Maltrail – Malicious Traffic Detection System
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Posted on January 29, 2016 by

A malicious traffic detection system which can be deployed on your network with ease. https://www.latesthackingnews.com/maltrail-malicious-traffic-detection-system/

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