• VestaCP API firewall suspend and unsuspend bash script

    VestaCP offers an API which allows the firewall rules to be changed, but I could only find examples which use PHP and cURL and I required a script which would work as a Bash script. I’ve created a script below which you’re free to use. Ensure your host URL, admin username and password are correct ...
  • Steps to safely remove Linux kernels (Ubuntu)

    Note: Please understand, these instructions can make your system non-bootable. If you’re unsure, do not continue. If you’re trying to update the kernel and low/empty disk space errors are shown, it’s probably because the /boot/ directory is full. Use this command to see the available space of /boot/: sudo df -h Now check the kernel ...
  • Test your system for Spectre and Meltdown vulnerabilities

    Following the outbreak of three processor vulnerabilities, known as Spectre and Meltdown; I have already patched my systems and whilst doing so, came across this useful script written by Speed47. This script checks your system for the three vulnerabilities. I found it useful to check my systems were secure after applying kernel updates. To run ...