Compute — Operating Systems

Linux, Windows Server, and Unix/mainframe administration including process management, OS hardening, and system configuration.

Topics

Lessons

RHEL, Ubuntu, SUSE, Debian — shell, systemd, package management, filesystems

CIS Benchmarks, STIG compliance, attack surface reduction

systemd, cron, Task Scheduler, service dependencies, runlevels

AIX, Solaris, HP-UX, z/OS — legacy enterprise compute

Active Directory, GPO, IIS, PowerShell, WSUS, DNS/DHCP roles