Linux Troubleshooting · SSH Security SSH Connection Refused: Causes and Fixes on Linux Getting “SSH connection refused” when connecting to a Linux server? Learn how to diagnose a stopped SSH service, missing listener, incorrect port, firewall rule, network forwarding issue,…
VMoreCloud›Linux›Tutorials›SSH Hardening LINUX • CYBERSECURITY • SSH How to Harden SSH on Linux: Disable Root and Password Login Secure your Linux server by disabling direct root login, requiring SSH key authentication, and restricting remote access with AllowUsers. Follow this step-by-step…
VMoreCloud›Linux›SSH›Key-Based Authentication LINUX • SSH • SECURITY How to Set Up SSH Key-Based Authentication on Linux (Step-by-Step) Replace passwords with SSH keys: generate an Ed25519 key pair, copy the public key to your server, test the login and then turn…
VMoreCloud›Linux›NetAlertX›Docker on Linux LINUX • DOCKER • NETWORK MONITORING A practical, copy-and-paste guide to running NetAlertX on a Linux server with Docker: install Docker, start the official container, open the web interface and keep it secure and updated. Author: Khurram…
VMoreCloud›Networking›Network Monitoring›NetAlertX NETWORKING • NETWORK MONITORING • SELF-HOSTED What is NetAlertX? Features, Setup, and Network Monitoring Guide NetAlertX is a free, open-source tool that scans your LAN, keeps an inventory of every connected device and alerts you when something new…
Network File System (NFS) allows Linux computers to share directories across a network. Once configured, a client can access a remote directory almost like a local filesystem. In this tutorial, you will install an NFS server and client on Ubuntu 26.04.2, configure a restricted network export, mount the shared directory, test read and write access, and configure persistent mounting after reboot.
VMoreCloud / Linux / Tutorials / Ubuntu 24.04 to 26.04.1 LTS LINUX TUTORIAL How to Upgrade Ubuntu 24.04 LTS to Ubuntu 26.04.1 LTS Ubuntu 24.04 LTS users can now upgrade to Ubuntu 26.04.1 LTS, also known as Resolute Raccoon. This…
