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: Mobile Security, Computer Literacy, digital literacy, End User Training and Support, Calendar Management, Telecommunications, Self Service Technologies, Personal Development, Photography, Information Privacy, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Web Applications, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Software Development Tools, Authentications, Development Environment, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Authentications, Data Security, Cloud Security, Application Security, Key Management, Encryption, Software Installation, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Command-Line Interface, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, File Management, Unix Commands, File Systems, Linux Commands
Beginner · Course · 1 - 4 Weeks

Empower School of Health
Skills you'll gain: Healthcare Ethics, Data Ethics, Medical Privacy, Responsible AI, Clinical Research Ethics, Law, Regulation, and Compliance, Healthcare Industry Knowledge, Health Information Management, Health Care, Health Care Procedure and Regulation, AI Security, Ethical Standards And Conduct, Health Technology, Regulatory Compliance, Information Privacy, Telehealth, Health Equity, Informed Consent, Data Security, Data Governance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Spring Boot, Restful API, Data Persistence, Software Testing, Java, Back-End Web Development, Front-End Web Development, Authentications, Data Modeling, Business Logic
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Software Development Methodologies, Development Environment, Software Development, Application Programming Interface (API), Version Control, Software Design Patterns, JSON, Network Engineering, Software Development Tools, Restful API, Virtualization and Virtual Machines, Web Applications, TCP/IP, YAML, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, vSphere Networking and Storage, Virtual Networking, Software-Defined Data Center (SDDC), VMware vSAN, vSphere DRS & HA, Hybrid Cloud Computing, Software-Defined Networking, Zero Trust Network Access, Virtualization, Storage vMotion, Data Centers, vCenter Server, VMware ESX Servers, Role-Based Access Control (RBAC), Virtual Local Area Network (VLAN), Virtualization and Virtual Machines, Virtual Machines, Cloud Management, Network Switches
Intermediate · Specialization · 3 - 6 Months

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

Pearson
Skills you'll gain: Network Troubleshooting, TCP/IP, Routing Protocols, Network Routing, Open Shortest Path First (OSPF), Network Administration, General Networking, System Configuration, Network Protocols, Linux Commands
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Data Management, Cloud Storage, Cloud Computing Architecture, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, TCP/IP, Network Routers, Virtual Private Networks (VPN), OSI Models, Computer Networking, General Networking, Network Protocols, Networking Hardware, Network Switches, Network Troubleshooting, Local Area Networks, Network Performance Management, Network Infrastructure, Wireless Networks, Network Security, Network Model, Network Analysis
Beginner · Specialization · 3 - 6 Months