Red Hat System Administrator: Secure SSH Configuration

Mastering SSH settings, authentication methods, and security controls is critical for protecting systems from unauthorized access and is a key skill for both RHCSA certification and real-world Linux administration.In this course, explore the SSH service, its role in remote administration, and how to manage it using systemctl and key configuration files. Next, discover how to harden access by disabling root login, enforce key-based authentication, and set limits. Finally, learn how to validate configurations, troubleshoot with logs, and integrate firewall and SELinux settings.This course is part of a series that prepares learners for the Red Hat Certified System Administrator (RHCSA) certification. In the spirit of exploring the exciting possibilities of generative AI, this course narration was created using AI text-to-speech services.