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SSH Agent is a background process that keeps your keys unlocked during your session. Start the agent and add keys: eval "$(ssh-agent -s)" ssh-add ~/.ssh/id_rsa_work ssh-add ~/.ssh/id_rsa_personal Per each key added to ssh you will need to type a phras...

Once we have ssh key setup we can disable password login on servers once keys are set up. This way our server and services are more secure. SSH to server Edit sshd_config file sudo nano /etc/ssh/sshd_config Set Authentication to No PasswordAuthent...

Having automatic updates on linux machine can be beneficial to stay up to date with latest patches. At very least security updates should be enabled   Set up Automatic Updates Install Unattended Upgrades sudo apt install unattended-upgrades apt-listcha...

If you use different keys for different servers or services (e.g., GitHub, work, personal), here’s how to keep it organized. Using different keys for different services makes things way more organized and secure. This way if one key gets compromised, you only ...

If the VM hits the size limit, but there is more space allocated, or you allocated the space. These steps will help with expanding the size of the volume.   Checking the Size Check Disk Usage to see which disk is affected df -h Check volume group fo...

This document goes over setting up agents for connecting to Core Komodo. When making initial docker compose in the .env file we will define the password that will go into this docker-compose.yml file under line 18. Komodo Documentation SSH to server you wa...

If the VM hits the size limit, but there is more space allocated, or you allocated the space. These steps will help with expanding the size of the volume. Checking the Size Check Disk Usage to see which disk is affected df -h Check volume group for...

Fail2ban watches your system logs for repeated failed login attempts. When it sees too many failures from the same IP, it automatically bans that IP using your firewall. It protects services like: SSH Nginx / Apache FTP Postfix / Dovecot It’s basical...

These steps go over ways to help harden your Linux Server, especially on a VPS. As VPS servers are public, adding additional security is crucial. Requirements  linux-Debian server has been installed SSH public key has already been shared with VPS setup, o...

This is a step-by-step document on how to connect a server directory to a Synology NAS using NFS. This guide assumes you have access to both the server and the Synology NAS. Prerequisites     Access to a server (Linux-based).    Access to a Synology NAS.    ...

Why SSH Keys are Important? SSH keys use asymmetric encryption—a public key is placed on the server, and a private key stays on your device. Benefits over Passwords  Security: Keys are far more resistant to brute-force attacks than passwords Convenience: ...