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.

Google Cloud
Skills you'll gain: AI Security, Data Security, Security Strategy, Risk Mitigation, Responsible AI, Enterprise Security, Information Systems Security Assessment Framework (ISSAF), Risk Analysis, Regulatory Compliance, Cybersecurity, Regulatory Requirements, Artificial Intelligence, Case Studies
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Awareness, Cyber Attacks, Threat Modeling, Public Policies, Vulnerability, Public Safety and National Security, Human Factors, Emerging Technologies
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, iOS Development, Core Data (Software), Mobile Development, Secure Coding, User Interface (UI), Application Deployment, Scalability, User Interface (UI) Design, UI Components, Debugging, Data Persistence, Data Management, Model View Controller, Performance Tuning, Programming Principles, Application Programming Interface (API), Application Security
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Infrastructure As A Service (IaaS), Azure Active Directory, Microsoft Azure, Virtual Machines, .NET Framework, Kubernetes, Docker (Software), Cloud Development, Cloud Applications, Containerization, Microsoft SQL Servers, Application Deployment, Platform As A Service (PaaS), Microsoft Visual Studio, NoSQL, Serverless Computing, Cloud Storage, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, API Testing, Software Documentation, Software Design Documents, OAuth, CI/CD, .NET Framework, Web Services, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Amazon Web Services, Virtual Private Networks (VPN), Amazon CloudWatch, Network Monitoring, Network Troubleshooting, Amazon Elastic Compute Cloud, Network Security, Network Routing, Load Balancing, Endpoint Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, PL/SQL, Performance Tuning, Database Management, Database Administration, Database Architecture and Administration, Patch Management, Relational Databases, Database Design, Database Management Systems, Stored Procedure, Data Integrity, SQL, Data Import/Export, Data Storage Technologies, Data Storage, Data Management, User Accounts, Disaster Recovery
Beginner · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: Amazon Bedrock, Responsible AI, Retrieval-Augmented Generation, AWS SageMaker, AI Orchestration, AI Workflows, Generative AI, AI Security, Amazon CloudWatch, Artificial Intelligence, Model Evaluation, Prompt Engineering, Embeddings, Automation, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Kubernetes, Docker (Software), Cloud Deployment, Google Cloud Platform, Cloud Applications, Cloud Computing, Application Deployment, Scalability, Public Cloud, Node.JS, Cloud Storage
Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Code Review, GitHub, Git (Version Control System), Version Control, Docker (Software), Software Development Tools, Continuous Integration, Containerization, Bioinformatics, Informatics, Automation, Data Analysis, R Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Virtual Teams, Operational Efficiency, Process Improvement and Optimization, Telecommuting, Process Analysis, Workflow Management, Business Process Automation, Team Management, Employee Engagement, Operations Management, Automation, Change Management, Data Security, Remote Access Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Google Workspace, Cloud Management, Endpoint Security, Network Troubleshooting, Security Management, Cloud Applications, Application Deployment, Compliance Auditing, Incident Management, Data Security, Configuration Management, User Provisioning, Taking Meeting Minutes, Annual Reports
Intermediate · Course · 1 - 4 Weeks