Simulators for Linux Foundation Exams
KodeKloud Engineer. Specific role simulation
TryHackMe. Many rooms cover Linux, Docker, K8s security from an offensive/defensive perspective
Hack The Box. Similar to TryHackMe
OverTheWire Wargames. Classic command-line challenges
Play with Docker. Interactive Docker sandbox
Kubernetes Goat. Deliberately vulnerable K8s cluster to learn security
