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.

Coursera
Skills you'll gain: AWS CloudFormation, Amazon Web Services, Amazon Elastic Compute Cloud, Event-Driven Programming, Infrastructure as Code (IaC), Serverless Computing, Event Monitoring, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Power BI, Power Platform Architecture & Technical Design, Data Lakes, Data Ethics, Microsoft Copilot, Business Reporting, AI Personalization, Pandas (Python Package), Python Programming, Predictive Modeling, Generative AI, Matplotlib, Data Wrangling, Artificial Intelligence and Machine Learning (AI/ML), Data Transformation, Data Visualization, Data Governance, R Programming, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Google Cloud Platform, Kubernetes, Google App Engine, Cloud Storage, Load Balancing, Cloud-Native Computing, Cloud Services, Cloud Infrastructure, Cloud Computing, Infrastructure As A Service (IaaS), Containerization, Data Storage Technologies, Data Storage, Virtual Machines, Cloud Deployment, Performance Tuning, Cloud Platforms, Cloud Solutions, Cloud Computing Architecture, DevOps
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Personalized Campaigns, API Testing, Marketing Automation, Content Management Systems, Application Programming Interface (API), Drupal, Restful API, Data Mapping, Workflow Management, Data Integration, Security Controls, Compliance Management, Data Security
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Market Liquidity, Payment Systems, Blockchain, Financial Analysis, Due Diligence, Risk Management, Financial Regulations, Digital Assets, FinTech, Financial Regulation, Financial Trading, Law, Regulation, and Compliance, International Finance
Mixed · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon S3, Amazon Elastic Compute Cloud, Identity and Access Management, Amazon Web Services, User Provisioning, Cloud Storage, Multi-Factor Authentication, Data Storage Technologies, Cloud Infrastructure, Cloud Solutions, Cloud Services, Cloud Computing, Role-Based Access Control (RBAC), Cloud Management, Virtual Networking, Network Architecture, Network Security, Encryption
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Estate Planning, Long Term Care, Wealth Management, Financial Planning, Insurance Policies, Financial Services, Asset Protection, Risk Management, Contingency Planning, Nursing Homes, Tax Planning, Succession Planning, Property and Real Estate, Home Health Care, Home Health Care and Assisted Living, Disabilities, Health Care
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps, Devops Tools, Application Security, Software Documentation, Authentications, Vulnerability Scanning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Spring Boot, Hibernate (Java), Object Oriented Design, Spring Framework, Object-Relational Mapping, Database Management, Computer Programming, Web Development, Authorization (Computing), Database Development, Restful API, Role-Based Access Control (RBAC), Authentications, Debugging, Programming Principles, Development Environment
Beginner · Course · 3 - 6 Months

Skills you'll gain: SQL Server Reporting Services, Business Intelligence, Business Intelligence Software, Business Reporting, Data Visualization, Interactive Data Visualization, Application Deployment, Microsoft SQL Servers, Report Writing, SQL, Role-Based Access Control (RBAC), Data Sharing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cross Platform Development, C# (Programming Language), .NET Framework, Performance Tuning, Development Environment, Microsoft Development Tools, Application Security
Intermediate · Course · 1 - 4 Weeks

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