
Skills you'll gain: Operating System Administration, Cloud Computing, Linux, Linux Commands, Linux Administration, Cloud Computing Architecture, Cloud Security, Operating Systems, Windows Servers, Microsoft Windows, File Systems, Systems Administration, Mac OS, Command-Line Interface, Virtual Machines, Firewall, Virtualization, Knowledge of Apple Software, File Management, User Accounts
★ 4.6 (5.7K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Authorization (Computing), Hardening, Data Storage, Data Security, Security Controls, Data Storage Technologies, Role-Based Access Control (RBAC), Identity and Access Management, Application Security, Information Assurance, Software Installation, Endpoint Security, Disaster Recovery, Information Systems Security, Data Management, Enterprise Security, System Configuration, Infrastructure Security, Computer Hardware
★ 4.7 (162) · Beginner · Course · 1 - 4 Weeks

★ 4.8 (27) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, OAuth, Android Development, Application Security, Mobile Security, Secure Coding, Authorization (Computing), Security Controls, Multi-Factor Authentication, Human Factors (Security), Vulnerability Management, Malware Protection, Threat Management, Data Integrity, Risk Management, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Linux Commands, Bash (Scripting Language), Linux Servers, Operating System Administration, Systems Administration, Shell Script, Unix Shell, OS Process Management, Network Administration, System Configuration, Command-Line Interface, Network Support, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Sales Strategy, Selling Techniques, Sales Presentation, Sales Process, Sales Development, General Sales Practices, Market Analysis, Sales, Specialized Sales, Technical Sales, Customer Relationship Building, Customer Relationship Management, Market Opportunities, Customer Engagement, Customer Analysis, Market Dynamics, Value Propositions, Company, Product, and Service Knowledge, Customer Communications Management
★ 4.8 (35) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Servers, Linux Administration, Unix, Linux Commands, Linux, Unix Commands, Command-Line Interface, OS Process Management, Operating System Administration, Unix Shell, Debugging, System Monitoring, DevOps, Memory Management, Resource Management
★ 4.7 (23) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Embedded Software, Electronic Hardware, Electronic Systems, Hardware Design, Electrical and Computer Engineering, Service Level, System Configuration, Systems Analysis
★ 3.9 (98) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Application Security, Open Web Application Security Project (OWASP), Software Testing, Secure Coding, Test Tools, Regression Testing, Unit Testing, Penetration Testing, Security Controls, Computer Security, Test Driven Development (TDD), Debugging, User Acceptance Testing (UAT), Computer Programming, Python Programming, Node.JS, Information Privacy, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Codio
Skills you'll gain: User Accounts, Unix Commands, Unix, Unix Shell, Command-Line Interface, User Provisioning, OS Process Management, File Systems, Linux, Ubuntu, Linux Commands, Operating Systems, Systems Administration, Operating System Administration, Authorization (Computing), Shell Script, File Management, Data Storage
★ 4.4 (90) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Command-Line Interface, Object-Relational Mapping, YAML, System Programming, Python Programming, Persistence, Operational Efficiency
★ 4.8 (48) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Linux Servers, Red Hat Enterprise Linux, Linux, Operating System Administration, IBM Cloud, Linux Commands, Virtualization, Systems Administration, Virtualization and Virtual Machines, Virtual Machines, Cloud Infrastructure, Cloud Computing, System Monitoring, Software Installation, System Configuration, Private Cloud, Remote Access Systems, Package and Software Management
★ 4.6 (140) · Intermediate · Course · 1 - 3 Months