ACME (acme.sh) Free SSL Certificate
ACME (acme.sh) is a shell script for generating LetsEncrypt SSL certificate. acme.sh is written in bash, so it works on any Linux…
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Where Mailwizz configuration file located?
Mailwizz configuration file located at apps/common/config/main-custom.php When you migrate a MailWizz installation, you need to update this file and change Database credentials.…
How to backup PuTTY Settings
PuTTY is a very lightweight SSH Client software for the Windows Operating system. Sometimes you need to back up and restore Putty…
lxc storage list
To list Storage in LXD, use the command Example In this installation, we use btrfs file system for storing containers. The file…
lspci
lspci command is used to list PCI devices on your computer. To see all lspci command-line options root@first-vm:~# lspci help Usage: lspci…
bash: lspci: command not found
On Ubuntu server, when I run lspci command, I get the error To fix this error, install the package pciutils See lspci
How to know you are inside a LXD container?
You have access to a virtual machine, you need to find out what virtualization technology it uses, you can install virt-what apt…
How to check if running inside Docker?
To check if you are inside a docker container, run the command cat /proc/1/cgroup | grep –color docker If you get some…
Dark Web Websites
Dark Web Websites are sites that can only be accessed using tor. Tor websites using domains name with .onion extension (LTD). Tor…
Install Nginx ModSecurity on CentOS 7
ModSecurity is a Web Application Firewall that protects your website from hacking attacks. It is Open Source and free to use. It…
Whitelisting an IP Address in CSF Firewall
There are 3 ways to whitelist an IP address in ConfigServer Security & Firewall (csf). Whitelisting an IP address will allow the…