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 Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Systems Architecture, Software Design, Software Architecture, Verification And Validation, System Design and Implementation, Code Review, Real Time Data, Performance Testing, Linux, Performance Tuning, Computer Vision, Debugging
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Ansible, Devops Tools, Containerization, Docker (Software), Artifactory, Kubernetes, Prometheus (Software), Apache Maven, GitHub, SonarQube, CI/CD, DevOps, Continuous Integration, Version Control, Application Deployment, Build Tools, Continuous Deployment, Grafana, Application Performance Management, Continuous Delivery
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, Application Deployment, Application Security, System Monitoring, Security Controls, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Infrastructure Security, Communication Systems, Wireless Networks, Cloud Computing Architecture, Network Architecture, General Networking, Network Infrastructure, Hardware Architecture, Distributed Computing, Information Privacy
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Responsible AI, Predictive Modeling, Business Transformation, Data-Driven Decision-Making, Business Leadership, Data Science, Business Ethics, Business Analytics, Organizational Change, Innovation, Strategic Leadership, AI Security, Artificial Intelligence, Natural Language Processing, Machine Learning, Computer Vision, IT Service Management
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Interoperability, Digital Transformation, Data Security, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Service Design, Policy Analysis, Innovation, Strategic Planning
Beginner · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: ChatGPT, AI Enablement, Prompt Engineering, Business Process Automation, LLM Application, AI Security, Natural Language Processing, Artificial Intelligence, Automation, Content Creation
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Scripting, Test Automation, Continuous Integration, IT Automation, Integration Testing, DevOps, Python Programming, Selenium (Software), Web Scraping
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Information Privacy, Data Governance, Law, Regulation, and Compliance, Personally Identifiable Information, General Data Protection Regulation (GDPR), Data Security, Data Management, Data Architecture, Data Strategy, Data Ethics, Metadata Management, Encryption
Mixed · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Regulatory Compliance, Compliance Management, Data Ethics, Generative AI, Risking, AI Security, Governance, Regulatory Affairs, Ethical Standards And Conduct
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Requirements Analysis, System Requirements, Technical Documentation, Technical Writing, Data Modeling, Systems Analysis
Beginner · Course · 1 - 3 Months

AI Business School
Skills you'll gain: Prompt Engineering, Agentic Workflows, AI Workflows, Generative AI, Sales Enablement, No-Code Development, Financial Forecasting, AI Personalization, Sales, Responsible AI, Risk Management, AI Security, AI Product Strategy, Generative AI Agents, LLM Application, Artificial Intelligence, ChatGPT, Innovation, Productivity, Operational Efficiency
Beginner · Specialization · 1 - 3 Months