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Course Outline
Introduction
- Linux Foundation
- Linux Foundation Training
- Linux Foundation Certifications
- Linux Foundation Digital Badges
- Laboratory Exercises, Solutions and Resources
- E-Learning Course: LFS216
- Distribution Details
- Labs
- Security Basics
What is Security?
- Assessment
- Prevention
- Detection
- Reaction
- Labs
- Threats and Risk Assessment
Classes of Attackers
- Types of Attacks
- Trade Offs
- Labs
- Physical Access
Physical Security
- Hardware Security
- Understanding the Linux Boot Process
- Labs
- Logging
Logging Overview
- Syslog Services
- journald Services
- The Linux Kernel Audit Daemon
- Linux Firewall Logging
- Log Reports
- Labs
- Auditing and Detection
Auditing Basics
- Understanding an Attack Progression
- Detecting an Attack
- Intrusion Detection Systems
- Labs
- Application Security
Bugs and Tools
- Tracking and Documenting Changes
- Resource Access Control
- Mitigation Techniques
- Policy Based Access Control Frameworks
- Real World Example
- Labs
- Kernel Vulnerabilities
Kernel and User Spaces
- Bugs
- Mitigating Kernel Vulnerabilities
- Vulnerabilities Examples
- Labs
- Authentication
Encryption and Authentication
- Passwords and PAM
- Hardware Tokens
- Biometric Authentication
- Network and Centralized Authentication
- Labs
- Local System Security
Standard UNIX Permissions
- Administrator Account
- Advanced UNIX Permissions
- Filesystem Integrity
- Filesystem Quotas
- Labs
- Network Security
TCP/IP Protocols Review
- Remote Trust Vectors
- Remote Exploits
- Labs
- Network Services Security
Network Tools
- Databases
- Web Server
- File Servers
- Labs
- Denial of Service
Network Basics
- DoS Methods
- Mitigation Techniques
- Labs
- Remote Access
Unencrypted Protocols
- Accessing Windows Systems
- SSH
- IPSEC VPNs
- Labs
- Firewalling and Packet Filtering
Firewalling Basics
- iptables
- Netfilter Implementation
- Netfilter rule management
- Mitigate Brute Force Login Attempts
- nft Concepts
- Labs
- Response and Mitigation
Preparation
- During an Incident
- Handling Incident Aftermath
- Labs
- Compliance testing with OSCAP
Compliance Testing
- SCAP Introduction
- OpenSCAP
- SCAP Workbench
- Command Line Scan
- Labs
Requirements
To get the most out of this course, you should:
- Have a strong grasp of core local system administration and networking concepts, equivalent to the knowledge gained from LFS301 Linux System Administration and LFS311 Linux Networking and Administration.
- Be experienced with Linux (or UNIX in general), particularly at the command line.
Audience
This course is designed for individuals who already possess experience in Linux system administration and wish to enhance their security posture. Prior to enrollment, you should have a solid understanding of fundamental local system administration and networking concepts, along with practical experience using Linux (or UNIX), especially at the command line.
Experience Level: Intermediate
28 Hours
