
Packt
Skills you'll gain: Bash (Scripting Language), Shell Script, System Monitoring
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, User Provisioning, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Administration, Software Installation, Network Troubleshooting, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploit development, Vulnerability Scanning, Malware Protection, Exploitation techniques, Database Management, Cyber Security Assessment, Cyber Security Strategy, Security Testing, Cyber Threat Intelligence, Cyber Operations, Vulnerability Assessments, Brute-force attacks, Cryptography, Cybersecurity, Intrusion Detection and Prevention, Linux, Linux Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Linux, Linux Administration, Linux Commands, Linux Servers, Shell Script, Unix, Unix Shell, Systems Administration, Unix Commands, Command-Line Interface, Patch Management, Scripting Languages, Package and Software Management, Virtualization and Virtual Machines, File Systems, File Management, Data Storage, Security Controls, User Accounts, Authorization (Computing)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux, Scripting, Linux Commands, Linux Administration, Unix Shell, Scripting Languages, Operating System Administration, Data Persistence, Systems Administration, Command-Line Interface, IT Automation, Software Installation, Data Store, Linux Servers, Cloud Hosting, Object-Relational Mapping, YAML, Automation
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Embedded Software, Embedded Systems, System Programming, Agile Software Development, Linux, Software Testing, Development Testing, Linux Administration, Software Development Methodologies, Agile Project Management, Git (Version Control System), Docker (Software), Containerization, System Software, Electrical and Computer Engineering, File Systems, Shell Script, Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, Command-Line Interface, Linux Servers, Linux, Operating System Administration, Authorization (Computing), Linux Commands, Systems Administration, User Accounts, User Provisioning, Shell Script, Remote Access Systems, Network Security, grep, Network Administration, General Networking, File Management, System Configuration, Software Installation
Mixed · Course · 1 - 3 Months

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

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

Skills you'll gain: Shell Script, Linux, Package and Software Management, Linux Administration, Linux Commands, Linux Servers, Unix Shell, Unix, Bash (Scripting Language), Systems Administration, Operating System Administration, Hardening, Patch Management, Scripting Languages, Scripting, System Monitoring, User Accounts, Dynamic Host Configuration Protocol (DHCP), Command-Line Interface, Process Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Command-Line Interface, Linux, Linux Servers, File Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Servers, Network Administration, System Configuration, User Accounts, Key Management, Brute-force attacks
Intermediate · Course · 1 - 3 Months