Články

 Ubuntu: First Login & Updates

Welcome to Ubuntu!After logging in as root, your first task is to update the system repositories...

 Ubuntu: Installing Fail2Ban

Protect SSH from brute force attacks.apt install fail2ban -yStart the service:systemctl start...

 Ubuntu: Securing SSH (Root & Keys)

1. Disable Root LoginEdit config: nano /etc/ssh/sshd_configFind PermitRootLogin and set to no.2....

 Ubuntu: Setting up UFW Firewall

Ubuntu uses UFW (Uncomplicated Firewall).Allow SSH first: ufw allow ssh (or allow 22/tcp).Allow...