Linux security courses can help you learn system hardening, user access controls, network security protocols, and incident response strategies. You can build skills in configuring firewalls, implementing encryption techniques, and conducting security audits. Many courses introduce tools like iptables for firewall management, OpenSSL for encryption, and Wireshark for network analysis, showing how these skills are applied in practical work to protect systems from vulnerabilities and threats.

Skills you'll gain: Mac OS, Microsoft Windows, Operating System Administration, Desktop Support, System Support, End User Training and Support, System Configuration, Computer Displays, Software Installation, Android (Operating System), Apple iOS, Mobile Security, Patch Management, System Monitoring, Application Performance Management, OS Process Management, Browser Compatibility, Collaborative Software, Data Maintenance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Infrastructure, Network Security, OSI Models, Network Architecture, Routing Protocols, Wireless Networks, Computer Networking, Network Routing, Network Performance Management, Application Security, Network Model, Software-Defined Networking, Computer Security Awareness Training
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Product Lifecycle Management, Enterprise Architecture, Product Management, Product Strategy, User Research, New Product Development, Scalability, Lean Methodologies, Product Roadmaps, User Centered Design, Product Development, Growth Strategies, Market Opportunities, Innovation, Case Studies, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: NSX-T Network Virtualization, Virtual Networking, VMware ESX Servers, Virtualization, Network Architecture, Software-Defined Data Center (SDDC), Data Centers, Software-Defined Networking, Cloud Hosting, Infrastructure Security, Network Security, Amazon Web Services, Hybrid Cloud Computing, Public Cloud, Infrastructure Architecture, IT Automation, Firewall, Disaster Recovery, Network Routing
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Blockchain, Web Development Tools, React Redux, User Experience Design, Application Design, Application Security, Application Development, Web Applications, Software Development Tools, Frontend Integration, Transaction Processing, Application Deployment
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Management, Enterprise Risk Management (ERM), Cyber Security Strategy, Risk Analysis, Risk Modeling, Threat Modeling, Operational Risk, Business Risk Management, Vulnerability Assessments, Stakeholder Communications, Continuous Improvement Process, Compliance Reporting, Decision Making, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Design and Development, Web Development, Cloud Deployment, Web Development Tools, Application Deployment, Cloud Hosting, Web Content, Rust (Programming Language), Content Management, Cloud Computing, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Processing, Data Pipelines, Data Infrastructure, Google Cloud Platform, Data Warehousing, MLOps (Machine Learning Operations), Data Visualization, Model Deployment, Data Quality, Cloud Engineering, Scalability, Data Storage, Cloud Security, Machine Learning, SQL
Advanced · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Digital Forensics, Electronic Discovery, Investigation, Criminal Investigation and Forensics, Incident Response, Cyber Threat Intelligence, Technical Communication, Computer Security Incident Management, Report Writing, Cybersecurity, Cyber Security Policies, Fraud detection, Legal Proceedings, Law, Regulation, and Compliance, Ethical Standards And Conduct, Business Ethics, Compliance Reporting, Data Collection, Analysis, Management Reporting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, File Management, Python Programming, Programming Principles, Algorithms, Debugging, Scripting, Data Structures, Software Testing, User Interface (UI), Statistical Programming, File I/O, UI Components, Application Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Structures, Development Environment, C++ (Programming Language), Debugging, Computational Thinking, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks