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.

University of Michigan
Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, Generative AI, Policy Development, Data Ethics, Generative AI Agents, Legal Risk, Operational Risk, Regulatory Compliance, Labor Relations, Data Security, Personally Identifiable Information, Law, Regulation, and Compliance, Workforce Management, Human Resources, Journalism, Artificial Intelligence, Risk Management, Workforce Planning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apple software proficiency, Single Sign-On (SSO), Apple Hardware proficiency, Apple iOS, System Configuration, Network Performance Management, Network Administration, iOS Development, Network Support, Mac OS, Enterprise Application Management, Application Deployment, Mobile Development Tools, Authentications, Mobile Security, Identity and Access Management, Patch Management, User Accounts
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Business Transformation, Digital Transformation, Network Infrastructure, Network Architecture, Operational Efficiency, Cloud Infrastructure, Telecommunications, Cloud-Native Computing, Wireless Networks, Technology Solutions, Emerging Technologies, Resource Utilization, Network Security, Virtualization, Scalability
Beginner · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Data Modeling, Dashboard, Pivot Tables And Charts, Security Information and Event Management (SIEM), Interactive Data Visualization, Data Management, Database Management, Data Mapping, Performance Tuning, Incident Management, Data Presentation, Data Manipulation, Query Languages, Data Integration, Geospatial Mapping, Big Data, Business Intelligence, Data Analysis, Business Analytics
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Stakeholder Management, Communication Planning, Agile Project Management, Work Breakdown Structure, Project Scoping, Project Management, Project Schedules, Project Coordination, Project Planning, Leadership and Management, Leadership, Feasibility Studies, Requirements Analysis, Communication
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Key Management, Encryption, Cloud Storage, Cloud API, Data Governance, Google Cloud Platform, Data Security
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, Microservices, Docker (Software), Containerization, Application Deployment, Google Cloud Platform, Software Architecture, Systems Architecture, Cloud Applications
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Cloud Services, Cloud Computing Architecture, Cloud Storage, Data Storage Technologies, Key Management, Security Controls, System Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Single Sign-On (SSO), User Provisioning, User Accounts, Security Assertion Markup Language (SAML), Authorization (Computing), Authentications, Role-Based Access Control (RBAC), OAuth, Public Key Infrastructure, Multi-Factor Authentication
Advanced · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Dashboard, Security Information and Event Management (SIEM), Incident Management, Data Presentation, Information Management, Event Monitoring, Data Processing, Query Languages, Business Intelligence, Data Management, Data Analysis, Big Data, Business Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Docker (Software), Full-Stack Web Development, Back-End Web Development, Restful API, JavaScript Frameworks, Application Deployment, Continuous Integration, Server Side, Microservices, NoSQL, Software Technical Review, Application Programming Interface (API), Continuous Deployment, Databases, Database Management
Advanced · Course · 1 - 3 Months

Splunk Inc.
Skills you'll gain: Splunk, Data Transformation, Data Manipulation, Data Analysis Expressions (DAX), Statistical Analysis, Data Processing, Data Synthesis, Time Series Analysis and Forecasting, Real Time Data, Data Analysis, Big Data, Data Science, Business Analytics, Data Visualization
Beginner · Course · 1 - 3 Months