Posts tagged with "server security"

SSH Keygen: The Perfect Guide for Beginners

Published Jun 19, 2025 by whitedec

Don't know what SSH keys are or how to use them? This guide kindly explains how to use ssh-keygen and how to choose between Ed25519 and RSA keys for beginners.

#linux , #ssh , #server security , #ssh-keygen , #rsa , #25519 , #github access

Effective Operation of Fail2Ban: Practical Security Strategies to Avoid Excessive IP Banning

Published May 21, 2025 by whitedec

Banning 1,100 IPs in 3 weeks? Fail2Ban's effectiveness is strong, but excessive settings can slow down the server. Discover efficient operation know-how throug…

#linux , #fail2ban , #security , #recidive , #server security , #ssh protection , #login blocking