SSH & Linux Security Hardening — From Defaults to Production-Safe
RostanTechAbout this course

Lock down your Linux servers the right way: SSH key-only auth, fail2ban, ufw/iptables, audit logs, kernel hardening, automated patching. Step-by-step from a default Ubuntu install to PCI-DSS-grade.
Delivered by Rostan Technologies. Visit rostantechnologies.com for more.