Linux Commands – Part 15 | Check Who Can Do What in Linux 🔍
🔐 Linux Commands – Part 15: Know Your User & System Access
Want to know exactly who you are in the system, what permissions you have, and who logged in recently? These 4 Linux commands are must-knows for every beginner and DevOps learner:
id – Check your user ID and groups
groups – View group memberships
getent passwd $USER – Get detailed user profile info
last – See recent login history
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