LPIC-3 Exam 303: Security

By Stosh Oldham

Everything you need to prepare for the LPIC-3 Exam 303: Security Certification.

21 hours
  • 69 Lessons
  • 13 Hands-On Labs
  • 2 Course Quizzes
  • 1 Practice Exam

About the course

This course is designed to prepare students to take the LPIC-3 Exam 303: Security Certification. The course covers a wide variety of security topics and technologies in a platform-agnostic manner. Students will gain practical insights and learn best practices for security on various Linux platforms.

  • Chapter 1 4 Lessons Course Introduction 15:08

    An Important Note About A Cloud Guru and Linux Academy Courses

    1:19

    About this Course

    9:08

    About the Training Architect

    0:36

    Course Features and Tools

    4:05
  • Chapter 2 6 Lessons 325.1 X.509 Certificates and Public Key Infrastructures 1:27:46

    Cryptography Concepts Part 1

    8:24

    Cryptography Concepts Part 2

    6:09

    PKI and Trust Chains

    7:20

    Request, Sign, and Manage Certificates

    11:11

    Operating a Certificate Authority

    9:42

    X.509 Certificates and Public Key Infrastructures

    45:00 Quiz
  • Chapter 3 6 Lessons 325.2 X.509 Certificates for Encryption, Signing and Authentication 1:06:45

    SSL, TLS, and Apache HTTPD Server

    6:26

    The ssl.conf File: Important Directives and Security Focused Configurations

    12:24

    Understanding SNI and HSTS

    7:04

    Using the openssl Command to Work with Certificates and Web Servers

    10:51

    Working with OpenSSL and Httpd

    0:00 Hands-On Lab

    325.2 X.509 Certificates for Encryption, Signing and Authentication

    30:00 Quiz
  • Chapter 4 3 Lessons 325.3 Encrypted File Systems 15:40

    Creating Encrypted Volumes

    6:28

    Demo: Working with LUKS

    9:12

    Disk Encryption with eCryptfs

    0:00 Hands-On Lab
  • Chapter 5 3 Lessons 325.4 DNS and Cryptography 29:57

    Working with DNS

    13:20

    Securing DNS with DNSSEC

    12:45

    Understanding DANE

    3:52
  • Chapter 6 4 Lessons 326.1 Host Hardening 26:34

    Kernel Security Part 1

    10:31

    Kernel Security Part 2

    8:07

    Securing Grub

    7:56

    Linux Kernel Security

    0:00 Hands-On Lab
  • Chapter 7 5 Lessons 326.2 Host Intrusion Detection 50:25

    Threat Detection

    13:02

    Working with Maldet

    12:07

    Understanding Rootkits

    8:51

    System Auditing in LInux

    16:25

    Working with the Audit Log

    0:00 Hands-On Lab
  • Chapter 8 6 Lessons 326.3 User Management and Authentication 43:54

    Linux Login Essentials

    9:38

    PAM Concepts

    10:01

    Kerberos Concepts

    9:09

    Understanding SSSD

    15:06

    Configuring PAM

    0:00 Hands-On Lab

    Configuring SSSD

    0:00 Hands-On Lab
  • Chapter 9 4 Lessons 326.4 FreeIPA Installation and Samba Integration 17:30

    Overview of FreeIPA

    6:13

    Installing and Configuring FreeIPA

    5:25

    Working with FreeIPA

    5:52

    Working with FreeIPA

    0:00 Hands-On Lab
  • Chapter 10 4 Lessons 327.1 Discretionary Access Control 16:40

    Basic System Permissions

    6:09

    Extended Attributes

    6:08

    Using ACLs

    4:23

    Managing File Attributes and Permissions

    0:00 Hands-On Lab
  • Chapter 11 4 Lessons 327.2 Mandatory Access Control 18:53

    Understanding MAC

    3:16

    SELinux

    11:18

    AppArmor and Smack: MAC alternatives

    4:19

    Troubleshooting SELinux

    0:00 Hands-On Lab
  • Chapter 12 5 Lessons 327.3 Network File Systems 29:55

    NFSv4 Improvements

    3:17

    NFS in Practice

    6:58

    NFS4 ACLs

    8:56

    CIFS Configuration

    10:44

    Exporting an NFSv4 Volume with ACLs

    0:00 Hands-On Lab
  • Chapter 13 4 Lessons 328.1 Network Hardening 28:27

    Configuring FreeRADIUS

    7:28

    Analyzing Network Traffic

    11:35

    Network Utilities and Threats

    9:24

    Packet Capture and Analysis

    0:00 Hands-On Lab
  • Chapter 14 3 Lessons 328.2 Network Intrusion Detection 22:13

    Network Monitoring

    4:11

    Configure and Use Snort

    13:14

    OpenVAS Overview

    4:48
  • Chapter 15 4 Lessons 328.3 Packet Filtering 24:09

    Firewall Concepts

    9:35

    Advanced Firewall Concepts

    11:23

    Ebtables and Nftables

    3:11

    Working with IP Sets and iptables

    0:00 Hands-On Lab
  • Chapter 16 3 Lessons 328.4 Virtual Private Networks 16:02

    OpenVPN

    8:01

    IPSec Concepts

    8:01

    Working with OpenVPN (and iptables)

    0:00 Hands-On Lab
  • Chapter 17 4 Lessons Review and Next Steps 1:43:07

    Exam Review

    5:32

    Scheduling and Taking the Exam

    4:12

    After Certification

    3:23

    Linux Security

    1:30:00 Quiz

What are Hands-on Labs

What's the difference between theoretical knowledge and real skills? Practical real-world experience. That's where Hands-on Labs come in! Hands-on Labs are guided, interactive experiences that help you learn and practice real-world scenarios in real cloud environments. Hands-on Labs are seamlessly integrated in courses, so you can learn by doing.

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