LearnKartS

Linux Security and System Troubleshooting

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LearnKartS

Linux Security and System Troubleshooting

LearnKartS

Instructor: LearnKartS

Included with Coursera PlusLearn more

Gain insight into a topic and learn the fundamentals.
Advanced level

Recommended experience

4 hours to complete
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Advanced level

Recommended experience

4 hours to complete
Flexible schedule
Learn at your own pace

What you'll learn

  • Manage access with SELinux, check enforcement mode, resolve blocked access, and catch policy violations before they escalate

  • Configure and verify Linux firewall rules, so only the traffic you intend reaches your systems

  • Build skills aligned with RHCSA (EX200) certification objectives, covering the security and system recoverytasks the exam tests

  • Read logs toidentifyissues early and recover systems thatfail toboot, from rescue mode to a brokenfstabentry, avoiding costly downtime

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Recently updated!

July 2026

Assessments

4 assignments

Taught in English

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There are 2 modules in this course

This module covers Linux security fundamentals including SELinux configuration, firewall management, and access control rules. It also focuses on troubleshooting security issues and verifying system connectivity and policies.

What's included

15 videos5 readings2 assignments

This module focuses on system log analysis using journalctl and log files for troubleshooting issues. It also covers system recovery techniques including GRUB rescue, boot repair, password reset, and system failure resolution.

What's included

15 videos5 readings2 assignments

Instructor

LearnKartS
188 Courses233,456 learners

Offered by

LearnKartS

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