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Title
1.3.1 Installing Kali Linux
Unattempted
1.3.2 Installing Ubuntu
Unattempted
1.3.3 Installing CentOS
Unattempted
2.1.1 Managing Files Using the Command Line
Unattempted
2.2.1 Using Shell Features
Unattempted
2.3.1 Compressing Files
Unattempted
3.1.1 Getting Help Using the man Command
Unattempted
3.4.1 Getting Help Using the info Command
Unattempted
4.1.1 Editing Files using the Vim Editor
Unattempted
5.1.1 Troubleshooting Linux Issues
Unattempted
5.2.1 Configuring User Notifications
Unattempted
6.1.1 Managing Group Accounts
Unattempted
6.2.1 Managing Group Administrators
Unattempted
7.2.1 Managing User Accounts
Unattempted
7.2.2 Securing User Accounts
Unattempted
7.4.1 Configuring sudo
Unattempted
8.3.1 Developing an Account Security Policy
Unattempted
8.4.1 Testing the Security of Accounts
Unattempted
9.1.1 Managing File Permissions
Unattempted
9.3.1 Managing Special Permissions
Unattempted
9.4.1 Enabling Access Control Lists
Unattempted
9.5.1 Managing File Ownership and Attributes
Unattempted
9.7.1 Monitoring Security Issues with SELinux
Unattempted
10.1.1 Creating Partitions and Filesystems
Unattempted
10.2.1 Mounting Filesystems at Boot
Unattempted
10.4.1 Managing Swap Devices
Unattempted
11.1.1 Managing Encrypted Filesystems
Unattempted
11.5.1 Managing Hard and Soft Links
Unattempted
12.1.1 Configuring Samba
Unattempted
12.2.1 Administering NFS
Unattempted
13.2.1 Backing Up a Filesystem
Unattempted
13.2.2 Developing a Backup Security Policy
Unattempted
14.1.1 Managing crontab
Unattempted
14.2.1 Configuring at Commands
Unattempted
15.1.1 Using the Bash Shell Script to Display System Info
Unattempted
15.2.1 Validating the User Input
Unattempted
16.1.1 Performing a System Check
Unattempted
16.2.1 Using Script that will Back Up All the Files
Unattempted
17.1.1 Securing crontab and at
Unattempted
17.2.1 Creating an Automation of Security Policy
Unattempted
18.1.1 Obtaining the Standard Ports for the Protocols
Unattempted
19.1.1 Understanding Network Configuration on CentOS
Unattempted
19.1.2 Understanding Network Configuration on Ubuntu
Unattempted
20.1.1 Configuring a BIND Server
Unattempted
20.5.1 Configuring a Postfix Server
Unattempted
21.1.1 Configuring and Administering an Apache Server
Unattempted
21.7.1 Configuring a Proxy Server
Unattempted
22.2.1 Configuring an FTP Server
Unattempted
22.3.1 Administering an SSH Server
Unattempted
23.1.1 Administering Kernel Security Parameters
Unattempted
23.2.1 Securing a System with TCP Wrappers
Unattempted
23.3.1 Examining an Intrusion Detection Security Policy
Unattempted
23.3.2 Configuring Chrony
Unattempted
24.1.1 Managing System Processes
Unattempted
24.2.1 Displaying System Information
Unattempted
25.1.1 Managing Log Files
Unattempted
25.2.1 Configuring Log Rotation
Unattempted
26.2.1 Managing Software Packages with rpm
Unattempted
26.3.1 Managing Software Packages with dnf
Unattempted
27.1.1 Managing Software Packages with dpkg
Unattempted
28.4.1 Managing the Startup Process
Unattempted
28.4.2 Configuring GRUB Security
Unattempted
29.1.1 Exploring Common Vulnerabilities and Exposure Reports
Unattempted
29.1.2 Managing and Securing Legacy Services
Unattempted
30.2.1 Using Probing Tools
Unattempted
30.2.2 Scanning the Network
Unattempted
31.2.1 Configuring Linux Firewall using iptable
Unattempted
32.3.1 Examining an Intrusion Detection Security Policy
Unattempted
33.1.1 Configuring fail2ban
Unattempted
33.3.1 Encrypting Files with gpg
Unattempted
1.3.1. Installing Kali Linux
Installing Kali Linux
Unattempted
1.3.2. Installing Ubuntu
Installing Ubuntu
Unattempted
1.3.3. Installing CentOS
Installing CentOS
Unattempted
2.1.1. Managing Files Using the Command Line
Managing Files Using the Command Line
Unattempted
2.2.1. Using Shell Features
Using Shell Features
Unattempted
2.3.1. Compressing Files
Compressing Files
Unattempted
3.1.1. Getting Help Using the man Command
Getting Help Using the man Command
Unattempted
3.4.1. Getting Help Using the info Command
Getting Help Using the info Command
Unattempted
4.1.1. Editing Files using the Vim Editor
Editing Files using the Vim Editor
Unattempted
5.1.1. Troubleshooting Linux Issues
Troubleshooting Linux Issues
Unattempted
5.2.1. Configuring User Notifications
Configuring User Notifications
Unattempted
6.1.1. Managing Group Accounts
Managing Group Accounts
Unattempted
6.2.1. Managing Group Administrators
Managing Group Administrators
Unattempted
7.2.1. Managing User Accounts
Managing User Accounts
Unattempted
7.2.2. Securing User Accounts
Securing User Accounts
Unattempted
7.4.1. Configuring sudo
Configuring sudo
Unattempted
8.3.1. Developing an Account Security Policy
Developing an Account Security Policy
Unattempted
8.4.1. Testing the Security of Accounts
Testing the Security of Accounts
Unattempted
9.1.1. Managing File Permissions
Managing File Permissions
Unattempted
9.3.1. Managing Special Permissions
Managing Special Permissions
Unattempted
9.4.1. Enabling Access Control Lists
Enabling Access Control Lists
Unattempted
9.5.1. Managing File Ownership and Attributes
Managing File Ownership and Attributes
Unattempted
9.7.1. Monitoring Security Issues with SELinux
Monitoring Security Issues with SELinux
Unattempted
10.1.1. Creating Partitions and Filesystems
Creating Partitions and Filesystems
Unattempted
10.2.1. Mounting Filesystems at Boot
Mounting Filesystems at Boot
Unattempted
10.4.1. Managing Swap Devices
Managing Swap Devices
Unattempted
11.1.1. Managing Encrypted Filesystems
Managing Encrypted Filesystems
Unattempted
11.5.1. Managing Hard and Soft Links
Managing Hard and Soft Links
Unattempted
12.1.1. Configuring Samba
Configuring Samba
Unattempted
12.2.1. Administering NFS
Administering NFS
Unattempted
13.2.1. Backing Up a Filesystem
Backing Up a Filesystem
Unattempted
13.2.2. Developing a Backup Security Policy
Developing a Backup Security Policy
Unattempted
14.1.1. Managing crontab
Managing crontab
Unattempted
14.2.1. Configuring at Commands
Configuring at Commands
Unattempted
15.1.1. Using the Bash Shell Script to Display System Info
Using the Bash Shell Script to Display System Info
Unattempted
15.2.1. Validating the User Input
Validating the User Input
Unattempted
16.1.1. Performing a System Check
Performing a System Check
Unattempted
16.2.1. Using Script that will Back Up All the Files
Using Script that will Back Up All the Files
Unattempted
17.1.1. Securing crontab and at
Securing crontab and at
Unattempted
17.2.1. Creating an Automation of Security Policy
Creating an Automation of Security Policy
Unattempted
18.1.1. Obtaining the Standard Ports for the Protocols
Obtaining the Standard Ports for the Protocols
Unattempted
19.1.1. Understanding Network Configuration on CentOS
Understanding Network Configuration on CentOS
Unattempted
19.1.2. Understanding Network Configuration on Ubuntu
Understanding Network Configuration on Ubuntu
Unattempted
20.1.1. Configuring a BIND Server
Configuring a BIND Server
Unattempted
20.5.1. Configuring a Postfix Server
Configuring a Postfix Server
Unattempted
21.1.1. Configuring and Administering an Apache Server
Configuring and Administering an Apache Server
Unattempted
21.7.1. Configuring a Proxy Server
Configuring a Proxy Server
Unattempted
22.2.1. Configuring an FTP Server
Configuring an FTP Server
Unattempted
22.3.1. Administering an SSH Server
Administering an SSH Server
Unattempted
23.1.1. Administering Kernel Security Parameters
Administering Kernel Security Parameters
Unattempted
23.2.1. Securing a System with TCP Wrappers
Securing a System with TCP Wrappers
Unattempted
23.3.1. Examining an Intrusion Detection Security Policy
Examining an Intrusion Detection Security Policy
Unattempted
23.3.2. Configuring Chrony
Configuring Chrony
Unattempted
24.1.1. Managing System Processes
Managing System Processes
Unattempted
24.2.1. Displaying System Information
Displaying System Information
Unattempted
25.1.1. Managing Log Files
Managing Log Files
Unattempted
25.2.1. Configuring Log Rotation
Configuring Log Rotation
Unattempted
26.2.1. Managing Software Packages with rpm
Managing Software Packages with rpm
Unattempted
26.3.1. Managing Software Packages with dnf
Managing Software Packages with dnf
Unattempted
27.1.1. Managing Software Packages with dpkg
Managing Software Packages with dpkg
Unattempted
28.4.1. Managing the Startup Process
Managing the Startup Process
Unattempted
28.4.2. Configuring GRUB Security
Configuring GRUB Security
Unattempted
29.1.1. Exploring Common Vulnerabilities and Exposure Reports
Exploring Common Vulnerabilities and Exposure Reports
Unattempted
29.1.2. Managing and Securing Legacy Services
Managing and Securing Legacy Services
Unattempted
30.2.1. Using Probing Tools
Using Probing Tools
Unattempted
30.2.2. Scanning the Network
Scanning the Network
Unattempted
31.2.1. Configuring Linux Firewall using iptable
Configuring Linux Firewall using iptable
Unattempted
32.3.1. Examining an Intrusion Detection Security Policy
Examining an Intrusion Detection Security Policy
Unattempted
33.1.1. Configuring fail2ban
Configuring fail2ban
Unattempted
33.3.1. Encrypting Files with gpg
Encrypting Files with gpg
Unattempted
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