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Practical Linux Security Cookbook

You're reading from Practical Linux Security Cookbook Secure your Linux environment from modern-day attacks with practical recipes

Product type Paperback

Published in Aug 2018

Publisher Packt

ISBN-13 9781789138399

Length 482 pages

Edition 2nd Edition

Tools

Linux

Concepts

Information Security

Author (1):

Kalsi

View More author details

Table of Contents (20) Chapters

Title Page

Copyright and Credits

Contributors

Packt Upsell

Preface

1. Linux Security Problem FREE CHAPTER

2. Configuring a Secure and Optimized Kernel

3. Local Filesystem Security

4. Local Authentication in Linux

5. Remote Authentication

6. Network Security

7. Security Tools

8. Linux Security Distros

9. Bash Vulnerability Patching

10. Security Monitoring and Logging

11. Understanding Linux Service Security

12. Scanning and Auditing Linux

13. Vulnerability Scanning and Intrusion Detection

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Index

Using LDAP for user authentication and management

Lightweight Directory Access Protocol (LDAP) helps to keep authentication information in a centralized location. In this topic, we shall discuss the configuration of any client machine for remote authentication with the LDAP server.

Getting started

To proceed with the configuration of the client machine, we need a Linux machine configured as a LDAP server. This has already been covered in Chapter 3, Local Filesystem Security.

After configuring the LDAP server, we have to add organizational units, groups and users. Once we log in to the LDAP server, we can use the left menu to create groups and users.

After completing the process, we should have an LDAP server set with a few users and groups.

How to do it...

After completing the setup of LDAP server on Ubuntu, and creating a few users and groups, we shall now try to configure our client machines, to remotely authenticate with the server:

The first step is to install a few packages on the client...

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Authors (1)

Kalsi

Kalsi

Tajinder Kalsi is an innovative professional with more than 9 years' progressive experience within the information security industry. He has a good amount of knowledge and experience in web application testing, vulnerability assessment, network penetration testing, and risk assessment. At present, he is working as an information security consultant. He started his career with Wipro as a technical associate, and later on he became an ISMS consultant-cum-technical evangelist. In his free time, he conducts seminars in colleges all across India on various topics, in more than 125 colleges; he has spoken to 10,000+ students. Tajinder is a certified ISO 27001:2013 Auditor. Tajinder authored Practical Linux Security Cookbook published by Packt Publishing. He has also reviewed the following books: Web Application Penetration Testing with Kali Linux and Mastering Kali Linux for Advanced Penetration Testing. He has also authored three video courses with Packt: Getting Started with Pentensing, Finding and Exploiting Hidden Vulnerabilities, and Pentesting Web Applications. He is best described as dedicated, devoted, and determined and a person who strongly believes in making his dreams come true. He defines himself as a tireless worker, who loves to laugh and make others laugh. He is also very friendly and level-headed. https://www.linkedin.com/in/tajinderkalsi/.

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