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.

SkillsBooster Academy
Skills you'll gain: Email Automation, Business Process Automation, Generative AI Agents, Business Workflow Analysis, Automation, Workflow Management, Agentic systems, Expense Reports, ChatGPT, Client Support, LLM Application, Project Coordination, Coordinating, Artificial Intelligence, Enterprise Architecture, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Expense Management, Prompt Engineering, Business
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Active Directory, Authentications, Security Controls, Cloud Security, Identity and Access Management, Network Security, Computer Security, Security Management, Data Security, Regulatory Compliance, AI Security, Multi-Factor Authentication, Cyber Governance, Cyber Risk, Data Governance, Authorization (Computing), Microsoft Azure, Generative AI, Threat Detection
★ 4.8 (176) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Market, Securities (Finance), Credit Risk, Investment Management, Capital Markets, Investments, Portfolio Risk, Portfolio Management, Market Liquidity, Derivatives, Risk Modeling, Financial Modeling, Finance, Financial Analysis, Financial Services, Risk Analysis, Corporate Finance, General Finance, Income Statement, Entrepreneurial Finance
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Mockups, Security Requirements Analysis, Interviewing Skills, User Requirements Documents, Systems Development Life Cycle, Data Flow Diagrams (DFDs), Storyboarding, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Product Requirements, Unified Modeling Language, Risk Management Framework, Risking
★ 4.5 (857) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Data Ethics, Law, Regulation, and Compliance, Generative AI, Responsible AI, Data Governance, Microsoft 365, Personalized Campaigns, AI powered creativity, Sales Enablement, Marketing Automation, Marketing Operations, Customer experience improvement, Regulatory Compliance, Business Process Automation, Compliance Management, AI literacy, AI Enablement, Critical Thinking
★ 4.4 (235) · Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft 365, Microsoft Office, Collaborative Software, Cloud Services, Microsoft Power Automate/Flow, Microsoft Teams, Productivity Software, Microsoft Power Platform, Cloud-Based Integration, Endpoint Security, Cloud Computing, Cloud Storage, Security Software, Microsoft Windows, Data Security, Microsoft Outlook, Data Loss Prevention, Business Technologies, Microsoft Excel, Microsoft PowerPoint
★ 4.7 (151) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, AI Product Strategy, Generative AI, Prompt Engineering Tools, Responsible AI, Business Writing, AI literacy, Business Correspondence, Business Communication, Google Gemini, ChatGPT, Decision Intelligence, Strategic Thinking, Business Strategy, Report Writing, Key Performance Indicators (KPIs), LLM Application, Data Ethics, Writing, AI Security
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Web Services, Java Programming, Java, Back-End Web Development, Authentications, Authorization (Computing), Algorithms, Application Security
★ 4.3 (163) · Advanced · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, AI Security, ChatGPT, Retrieval-Augmented Generation, Claude Code, Prompt Patterns, Generative AI Agents, Engineering Software, Generative AI, Prompt Engineering Tools, AI powered creativity, Multimodal Prompts, AI Product Strategy, Anthropic Claude, AI Enablement, AI Personalization, AI Orchestration, AI Workflows, Agentic Workflows, AI Integrations
★ 4.8 (9.5K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Threat Modeling, Security Controls, Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Vulnerability Management, Cybersecurity, Hardening, Network Security, Stakeholder Communications, Relational Databases, Security Information and Event Management (SIEM), TCP/IP, Cyber Attacks, Bash (Scripting Language), Incident Management, Threat Management, Data Security, Security Management, Debugging
★ 4.7 (240) · Beginner · Professional Certificate · 3 - 6 Months