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 - Spectrum Sharing
Skills you'll gain: Software Installation, Wireless Networks, General Networking, Infrastructure Security, Interoperability, Communication Systems, Telecommunications, System Configuration, Network Planning And Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Kubernetes, Security Controls, Hardening, Database Architecture and Administration, Identity and Access Management, Data Storage Technologies, Infrastructure Security, Data Storage, Role-Based Access Control (RBAC), System Configuration, Continuous Monitoring, Encryption, Key Management, Containerization, Data Governance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Operational Databases, Database Administration, Database Management, Database Architecture and Administration, Relational Databases, Data Storage Technologies, Performance Tuning, Database Management Systems, User Accounts, Disaster Recovery, Data Management, Data Storage, Role-Based Access Control (RBAC), Identity and Access Management, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Containerization, Cloud Infrastructure, Google Cloud Platform, Cloud Computing Architecture, Docker (Software), Infrastructure Architecture, Cloud Computing, Cloud Management, Application Deployment, Systems Architecture, YAML, Scalability
Intermediate · Course · 1 - 4 Weeks
Alberta Machine Intelligence Institute
Skills you'll gain: Responsible AI, Data Ethics, Business Ethics, Generative AI, Regulatory Requirements, Governance, Information Privacy, Social Studies, Data Security
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Blockchain, Market Liquidity, FinTech, Financial Market, Cryptographic Protocols, Financial Systems, Governance, Financial Trading, Payment Systems, Financial Services, Network Protocols, Digital Assets, Derivatives, Computing Platforms
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, Database Architecture and Administration, NoSQL, Data Store, Operational Databases, Database Management, Data Storage Technologies
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Business Logic, Application Deployment, Decision Support Systems, Business Process Automation, Test Case, Verification And Validation, Automation, Program Development, Computer Programming, Docker (Software), Model Evaluation, Complex Problem Solving, Application Programming Interface (API)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Disaster Recovery, Business Continuity Planning, Database Management, Database Administration, Problem Management, Relational Databases, Incident Management, Service Management, Information Systems, Software Development Methodologies, IT Management, Asset Management, Project Design, Object Oriented Design, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Teradata SQL, Identity and Access Management, SQL, Data Import/Export, Data Integration, Google Cloud Platform, Extract, Transform, Load, Data Warehousing, Big Data, Data Architecture, Database Design, Database Architecture and Administration, Cloud Computing Architecture, Data Modeling, Data Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Accounts, Collaborative Software, Virtual Environment, Display Devices, Safety and Security, Computer Displays
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Code Coverage, Embedded Software, Real-Time Operating Systems, Performance Testing, System Testing, Software Testing, Verification And Validation, Embedded Systems, Test Case, Test Planning, Integration Testing, Simulations, Real Time Data, Safety and Security
Advanced · Course · 1 - 4 Weeks