Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Operations, Information Systems Security, Information Systems Security Assessment Framework (ISSAF), Cyber Security Strategy, Vulnerability Assessments, Cyber Threat Intelligence, Threat Modeling, Exploit development, Exploitation techniques, Cyber Attacks, Cyber Security Policies, Computer Security, Security Controls, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Vulnerability Assessments, Vulnerability Management, Cyber Threat Intelligence, MITRE ATT&CK Framework, Cybersecurity, Endpoint Detection and Response, Intrusion Detection and Prevention, Cyber Attacks, Security Information and Event Management (SIEM), Event Monitoring, Cyber Engineering, Patch Management, Network Security, Malware Protection, Continuous Monitoring, Security Management, Cyber Risk, Digital Forensics, Risk Analysis
Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Microsoft Windows, Windows PowerShell, Operating System Administration, Command-Line Interface, Operating Systems, Control Panels, System Configuration, OS Process Management, Network Administration, User Accounts, Graphical Tools
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Network Architecture, General Networking, Interoperability, Telecommunications, Emerging Technologies, Automation, Cloud Deployment, Strategic Thinking, Vendor Management, Cost Reduction, Innovation, Scalability
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Spring Boot, Application Development, API Testing, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, Software Development Tools, Java Platform Enterprise Edition (J2EE), Authentications, Software Design Patterns, SQL, Data Persistence, Mockups, JSON, User Interface (UI), Functional Design, Databases, Dependency Analysis
Intermediate · Specialization · 1 - 3 Months

Howard University
Skills you'll gain: Design Thinking, Business Software, Information Systems, Cloud Computing, Business Systems, Business Technologies, Cloud Deployment, Cloud Security, Virtualization, Digital Transformation, Cloud Services, Management Information Systems, Product Design, Business Solutions, Information Technology, Cloud Infrastructure, Customer Insights, User Centered Design, Cybersecurity, Data Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Target Audience, Content Creation, Social Media Content, Social Media, Content Strategy, Marketing Materials, Social Media Marketing, Social Media Strategy, Graphic Design, Marketing Design, Branding
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: AI Workflows, Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Responsible AI, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Financial Market, Portfolio Management, Securities Trading, Investments, Securities (Finance), Equities, Portfolio Risk, Financial Trading, Capital Markets, Finance, Market Dynamics, Risk Analysis, Economics, Fixed Asset, Market Data, Derivatives, Technical Analysis, Statistical Methods, Financial Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Enterprise Risk Management (ERM), IT Management, Data Security, Disaster Recovery, Audit Planning, Information Technology, Risk Management, Information Systems Security, Data Validation, Compliance Management, Risk Mitigation, Data Governance, Information Assurance, Security Controls, Law, Regulation, and Compliance, Auditing, Data Integrity, Personally Identifiable Information, Identity and Access Management, Business Continuity
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Account Strategy, Account Management, Marketing Analytics, Return On Investment, Sales Management, Sales Strategy, Risk Management, Loyalty Programs, Customer Advocacy, Sales, Digital Transformation, Business Risk Management, Business Metrics, Business Transformation, Innovation, Telecommuting, Virtual Teams, Customer Relationship Building
Intermediate · Course · 1 - 4 Weeks