Protecting against attacks
Disabling Control Alt Delete
The course is part of this learning path
In this course, you'll learn about the importance of physical security and the threats posed by attackers who gain unauthorized physical access to your Linux system. We'll cover a range of points to consider when securing your Linux systems and the best strategies to take.
- Understand the security challenges you'll face both when in direct control of your physical systems and when you use a third party to host them
- Understand what to look for when choosing a third-party provider
- Understand the physical security implications of using cloud environments
- Learn specific strategies for mitigating physical security risks and protecting your Linux systems against the most common physical attacks
- Learn about data encryption and how to implement it on new Linux systems, as well as those that are already in service
This course is intended for anyone who wants a solid grasp of physical security considerations for their Linux system.
To get the most out of this course, you should already have a good working knowledge of Linux. If you want to brush up on your Linux skills, consider taking our Learn Linux in 5 Days learning path first.
In this section of the course, you learned about the various physical security threats that a Linux system may face. You also learned several guidelines to follow that will help reduce the risk of someone gaining physical access to your Linux systems in the first place. From there, we talked about how to thwart attackers who try to boot your systems into a single user mode. Next, you learned how to password protect the bootloader to prevent unauthorized users from bypassing the init system and getting direct access to your data. From there, you learned how to protect your blog devices with LUKS encryption. Finally, you learned how to disable reboots when Ctrl + Alt + Del is pressed.
Jason is the founder of the Linux Training Academy as well as the author of "Linux for Beginners" and "Command Line Kung Fu." He has over 20 years of professional Linux experience, having worked for industry leaders such as Hewlett-Packard, Xerox, UPS, FireEye, and Amazon.com. Nothing gives him more satisfaction than knowing he has helped thousands of IT professionals level up their careers through his many books and courses.