The language used throughout the course, in both instruction and assessments.

Coursera Project Network
Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Linux Administration, OS Process Management, Ubuntu, System Monitoring, Network Troubleshooting, File Transfer Protocol (FTP), File Management
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Linux Administration, Linux Servers, Virtualization and Virtual Machines, Infrastructure As A Service (IaaS), Security Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Network Troubleshooting, Linux Servers, Ansible, Kubernetes, Authentications, Infrastructure as Code (IaC), Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Security Controls, Firewall, Web Servers, Encryption
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Virtual Private Networks (VPN), Linux Administration, Public Key Infrastructure, Linux, Intrusion Detection and Prevention, Firewall, Remote Access Systems, Authentications, Authorization (Computing), Network Security, Security Controls, Identity and Access Management, File Management, Systems Administration, Cybersecurity, Encryption, Information Technology, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Coursera Project Network
Skills you'll gain: Linux Commands, Linux, Unix Commands, Command-Line Interface, File Management, System Configuration, Linux Administration, Package and Software Management, DevOps
Beginner · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Virtualization, Dynamic Host Configuration Protocol (DHCP), Linux Administration, Linux Servers, Network Administration, Virtual Machines, Linux, Network Architecture, Information Technology, Virtual Environment, System Configuration, Software Installation, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Package and Software Management, Linux, File Management, Command-Line Interface, Unix Commands, File Systems, Ubuntu, Linux Administration, System Monitoring, Remote Access Systems, Unix Shell, User Accounts, OS Process Management, General Networking, IT Automation, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unix Shell, Unix, Unix Commands, Shell Script, Linux, Linux Administration, Authorization (Computing), System Configuration, Operating System Administration, User Accounts, Security Controls, File Management, Identity and Access Management, Systems Administration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Web Servers, Lightweight Directory Access Protocols, Email Security, Linux, Nginx, Apache, Dynamic Host Configuration Protocol (DHCP), Operating System Administration, Server Administration, Active Directory, System Configuration, Proxy Servers, Network Security, Firewall, File Management, Identity and Access Management, Authentications
Advanced · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Remote Access Systems, Command-Line Interface, System Monitoring, Unix Commands, User Accounts, Linux, Linux Administration, Shell Script, Linux Commands, Operating System Administration, Systems Administration, Software Installation, File Systems, System Configuration, Data Sharing, Security Controls, Operating Systems, File Management
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux, Linux Commands, Operating System Administration, Software Installation, Data Storage, Data Management, Unix Commands, System Configuration, Software Architecture, Data Integrity, Data Migration, Hardware Architecture, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, Exploit development, Intrusion Detection and Prevention, System Configuration, Virtual Machines
Intermediate · Course · 1 - 3 Months