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Libraries: If you want this lab, consider one of these libraries.
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Configuring PAM
PAM has become an important part of the standard Linux login and account management subsystem. Systems administrators and security engineers alike should be knowledgeable of how to configure and enable various PAM modules. In this hands-on lab, we will work with the `pam_cracklib` and `pam_tally` modules and learn how they can be used to enhance system security.
Lab Info
Table of Contents
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Challenge
Install `pam_cracklib`
- Install the necessary libraries for
pam_cracklib.
sudo apt-get install libpam-cracklib - Install the necessary libraries for
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Challenge
Configure `pam_cracklib`
- Edit
/etc/pam.d/common-password. - Change the existing
pam_cracklibconfiguration to the following:
password requisite pam_cracklib retry=3 minlen=10 - Edit
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Challenge
Enable and Configure `pam_tally2`
- Edit
/etc/pam.d/common-auth. - Add a
pam_tallyconfiguration before the default block by adding the following text:
auth required pam_tally2.so deny=2 unlock_time=600 - Edit
Real skill practice before real-world application
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Learn by doing
Engage hands-on with the tools and technologies you’re learning. You pick the skill, we provide the credentials and environment.
Follow your guide
All labs have detailed instructions and objectives, guiding you through the learning process and ensuring you understand every step.
Turn time into mastery
On average, you retain 75% more of your learning if you take time to practice. Hands-on labs set you up for success to make those skills stick.