
Illinois Tech
Skills you'll gain: Microsoft Windows, Windows PowerShell, Operating System Administration, Command-Line Interface, Operating Systems, Control Panels, System Configuration, OS Process Management, Network Administration, User Accounts, Graphical Tools
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Metasploit, Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Cybersecurity, Command-Line Interface, Virtual Machines, Linux, Technical Documentation
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Scripting, Linux Commands, Unix Commands, Command-Line Interface, Linux, File Management, Unix, File Systems, Systems Administration
Beginner · Guided Project · Less Than 2 Hours

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, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Monitoring, Network Administration, Software Installation, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, TCP/IP, Network Routing, Network Troubleshooting, Network Planning And Design, Network Protocols, Networking Hardware, General Networking, Computer Networking, Command-Line Interface, Virtual Networking, Network Architecture
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Unix Commands, Command-Line Interface, Unix, Bash (Scripting Language), File Management, Linux Commands, Productivity, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: UI Components, JavaScript Frameworks, Web Frameworks, Event-Driven Programming, Data Import/Export, Web Applications, Front-End Web Development, Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: z/OS, Mainframe Computing, Data Management, Data Storage, Control Panels, Command-Line Interface, System Configuration, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, Unix, Data Management, Command-Line Interface, Linux Commands, Molecular Biology, Big Data, File Management, Data Analysis Software, Data Processing
Mixed · Course · 1 - 4 Weeks