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.
Northeastern University
Skills you'll gain: Responsible AI, Data Ethics, Social Determinants Of Health, Psychiatry, Mental Health Counseling, Clinical Research Ethics, Health Equity, Mental Health, Artificial Intelligence, Mental Health Diseases and Disorders, Natural Language Processing, Healthcare Ethics, Data Security, Governance, Risk Mitigation, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Version Control, DevOps, Software Development Life Cycle, Systems Development Life Cycle, Linux Administration, Software Development, Software Development Methodologies, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Non-Verbal Communication, Exploitation techniques, Human Factors (Security), Investigation, Data Collection, Security Awareness, Persuasive Communication, Social Sciences, Cybersecurity, Rapport Building
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Apache Tomcat, Apache Maven, Docker (Software), Continuous Integration, Application Lifecycle Management, Shell Script, Continuous Deployment, Application Deployment, DevOps, Continuous Delivery, Command-Line Interface, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Security Management, Computer Security Incident Management, Personally Identifiable Information, Data Security, Information Assurance, Security Strategy, Incident Response, Incident Management, Data Management, Auditing, Continuous Improvement Process, Business Metrics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Cloud Deployment, Unit Testing, Docker (Software), Containerization, Kubernetes, AI Workflows, IBM Cloud, Microservices, Machine Learning, Responsible AI, Business Metrics, Natural Language Processing, Time Series Analysis and Forecasting, Data Science, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Single Sign-On (SSO), Identity and Access Management, Authentications, Authorization (Computing), Active Directory, Multi-Factor Authentication, Microsoft Azure, Role-Based Access Control (RBAC), User Accounts, Security Controls, Enterprise Security, Cloud Services
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Kubernetes, Microservices, Containerization, Cloud-Native Computing, Docker (Software), DevOps, Application Deployment, Cloud Computing Architecture, YAML, Virtual Networking, Scalability, Command-Line Interface
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, LLM Application, Large Language Modeling, Responsible AI, AI Security, Code Review, Computer Programming Tools
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Security Management, Risk Management Framework, Incident Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Ubuntu, Operating System Administration, Linux Administration, Linux Commands, Operating Systems, Unix, Command-Line Interface, Unix Commands, Network Administration, Red Hat Enterprise Linux, Bash (Scripting Language), Shell Script, Web Servers, System Configuration, General Networking, Firewall, Virtual Machines
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Design, Back-End Web Development, Secure Coding, Data Security, Application Programming Interface (API), Restful API, IT Infrastructure, Application Security, Infrastructure Security, Data Integrity, Servers, Cloud Security, Server Administration, Web Servers, Encryption, Authentications
Beginner · Course · 1 - 4 Weeks