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: Culture, Social Studies, International Relations, World History, Cultural Diversity, Socioeconomics, Public History, Labor Law, Social Justice, Public Safety and National Security, Political Sciences, Trend Analysis, Economics, Arbitration
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, API Gateway, Cloud API, Application Programming Interface (API), Authentications, Authorization (Computing), Debugging, Data Access, Back-End Web Development, Data Analysis
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Virtual Machines, Firewall, Cloud Deployment, Cloud Computing, Virtual Networking, Network Troubleshooting, Google Cloud Platform, Network Administration, Command-Line Interface, General Networking, Network Security, Security Controls, Kubernetes
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud Computing Architecture, Amazon CloudWatch, AWS CloudFormation, Infrastructure as Code (IaC), Cloud Security, Cloud Solutions, Amazon Web Services, Cloud Management, Information Technology Architecture, Cloud Infrastructure, Cloud Computing, IT Security Architecture, Cloud Standards, Public Cloud, Software Architecture, Security Architecture Review, Data Migration, System Monitoring, Event Monitoring, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Scripting, Unix Commands, Command-Line Interface, Windows PowerShell, Linux Commands, Scripting Languages, Shell Script, IT Automation, Authorization (Computing), Bash (Scripting Language), Desktop Support, Microsoft Windows, Unix, Unix Shell, Identity and Access Management, File Management, File Systems, Automation, Linux Servers, Windows Servers
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Generative AI, Cloud Management, Data Ethics, Microsoft Azure, Responsible AI, Cloud Computing Architecture, AI Integrations, OpenAI API, OpenAI, Business Process Automation, AI Security, Cloud Security, Cloud Deployment, Scalability, AI Workflows, DevOps, Automation, Anomaly Detection
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Automation, Socioeconomics, AI Security, Environmental Issue, Electrical Systems, Emerging Technologies, Sustainable Technologies, Policy Analysis, Transportation Operations, Social Sciences, Health Equity, Electric Power Systems, Social Studies, Environment, Sustainable Development, Diversity Equity and Inclusion Initiatives
Beginner · Course · 1 - 3 Months

Skills you'll gain: Market Data, Futures Exchange, Derivatives, Financial Modeling, Financial Market, Securities (Finance), Financial Analysis, Investment Management, Investment Banking, Portfolio Risk, Investments, Credit Risk, Business Valuation, Capital Budgeting, Accrual Accounting, Market Liquidity, Mathematical Modeling, General Accounting, Finance, Technical Accounting
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Theoretical Computer Science, Systems Design, Functional Specification, Process Modeling, Communication Systems, Test Tools, Algorithms, Safety and Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Data Security, Transact-SQL, Problem Management, Site Reliability Engineering, Capacity Management, Resource Management, Identity and Access Management, Role-Based Access Control (RBAC), Compliance Auditing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Amazon Elastic Compute Cloud, Serverless Computing, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Storage, Cloud Infrastructure, Virtual Networking, User Provisioning, API Gateway, Multi-Factor Authentication, Infrastructure As A Service (IaaS), Cloud Security, Cloud Management, Infrastructure Security, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, General Data Protection Regulation (GDPR), Regulatory Compliance, Vulnerability Management, Incident Response, Information Privacy, Vulnerability Assessments, Data Security, Computer Security Incident Management, Data Loss Prevention, Health Information Management, Security Controls, Risk Analysis, Data Integration, Telehealth, Responsible AI, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks