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: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Database Systems, Database Management, Multi-Tenant Cloud Environments, Software Installation, System Configuration, SQL, Virtual Environment, Virtual Machines
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Continuous Integration, Sprint Planning, Process Improvement, GitLab, Backlogs, Agile Product Development, Unit Testing, DevSecOps, Scalability, Performance Metric, Integration Testing, Software Development, Organizational Change, Project Management, User Story, Git (Version Control System), Key Performance Indicators (KPIs), Business Reporting, Application Deployment, Application Security
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, GitLab, Software Development Tools, Software Installation, Software Configuration Management, Development Environment, Ubuntu, Command-Line Interface, Linux
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Docker (Software), Security Information and Event Management (SIEM), Software Installation, Microsoft Windows, Event Monitoring, System Configuration, Cloud Computing, Data Security
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Security, Authorization (Computing), Operational Databases, Data Access, Cloud Computing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Development, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Kubernetes, YAML, Docker (Software), Application Deployment, Containerization, Node.JS, Development Environment, Cloud Computing Architecture, Servers, Command-Line Interface, Scalability, System Monitoring
Intermediate · Course · 3 - 6 Months

University of Leeds
Skills you'll gain: Professional Networking, Social Media, Social Media Strategy, LinkedIn, Facebook, Professionalism, digital literacy, Brand Awareness, Content Creation, Relationship Building, Instagram, Information Privacy, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Cloud Security, Cloud Computing Architecture, Cloud Deployment, Cloud Management, Cloud Computing, Identity and Access Management, Cloud Infrastructure, Security Controls, CI/CD, Computer Security Incident Management, Scalability, Data Security, Network Troubleshooting, Disaster Recovery, Infrastructure as Code (IaC), Vulnerability Assessments, Key Management, Network Security, Incident Response, Solution Design
Beginner · Specialization · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: International Relations, Public Policies, Political Sciences, Diplomacy, Economics, World History, Economic Development, Policy Development, Policy Analysis, Public Affairs, Technology Strategies, Public Safety and National Security, Governance, Security Strategy, Strategic Partnership
Beginner · Course · 1 - 3 Months

SAE Institute México
Skills you'll gain: Cyber Security Policies, Cybersecurity, Incident Response, Mobile Security, Computer Security Awareness Training, Cyber Risk, Threat Detection, Data Security, Law, Regulation, and Compliance, Security Controls, Network Security, Firewall, Malware Protection
Beginner · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Model Evaluation, Data Ethics, AI Security, Responsible AI, Healthcare Ethics, Machine Learning, Deep Learning, Information Privacy, Decision Support Systems, Health Informatics, Predictive Modeling, Artificial Intelligence, Human Centered Design, Data Security
Intermediate · Course · 1 - 4 Weeks