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: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Vulnerability Management, Cybersecurity, Network Security, Network Monitoring, Bash (Scripting Language), Intrusion Detection and Prevention, Network Troubleshooting, Anomaly Detection, Information Systems Security, Cyber Security Policies, Network Analysis
Intermediate · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Application Frameworks, Scripting, Middleware, Server Side, Data Storage, Session Initiation Protocols, Data Sharing, Data Persistence, Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Specialization · 1 - 3 Months

Northwestern University
Skills you'll gain: Social Media, Social Media Marketing, Target Audience, Social Media Strategy, Digital Transformation, Professional Networking, Marketing Strategies, Social Network Analysis, Market Analysis, Real Time Data
Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Git (Version Control System), Version Control, DevSecOps, Devops Tools, DevOps, CI/CD, Open Web Application Security Project (OWASP), Continuous Delivery, Infrastructure as Code (IaC), Continuous Integration, Agile Methodology, Secure Coding, Application Security, Continuous Deployment, Agile Software Development, Automation, Real Time Data, Control Systems
Beginner · Course · 1 - 3 Months
Illinois Tech
Skills you'll gain: Operating System Administration, Linux Administration, Microsoft Windows, Command-Line Interface, Operating Systems, System Configuration, OS Process Management, System Programming, Information Technology, Network Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Internet Of Things, Threat Detection, Cloud Security, Security Engineering, Infrastructure Security, Vulnerability Management, Identity and Access Management, Information Systems Security, Encryption, Incident Response, Threat Management, Cybersecurity, Security Strategy, Security Controls, Penetration Testing, Vulnerability Assessments, Cloud Solutions
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Microsoft Development Tools, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Application Development, Software Development, Cross Platform Development, Debugging
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Model Context Protocol, GitHub, Responsible AI, Git (Version Control System), Microsoft Copilot, Model Evaluation, Object-Relational Mapping, Package and Software Management, Restful API, Open Source Technology, Authentications, CI/CD, AI Security, Generative AI, Security Controls, Agentic Workflows, Security Strategy, Enterprise Architecture, Automation Engineering, Machine Learning
Beginner · Specialization · 3 - 6 Months
Starweaver
Skills you'll gain: Cyber Threat Intelligence, Intelligence Collection and Analysis, Cyber Threat Hunting, MITRE ATT&CK Framework, Threat Modeling, Threat Detection, AI Security, Malware Protection, Cyber Security Assessment, Cybersecurity, Artificial Intelligence, Network Analysis, Requirements Analysis, Technical Communication, Data Quality
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Patient Registration, Medical Records, Medical Billing and Coding, Medical Office Procedures, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Patient Communication, Health Information Management, Revenue Cycle Management, Electronic Medical Record, Records Management, Clinical Documentation, Patient Safety, Care Coordination, Data Entry, Scheduling, Inventory Management System, Medical Terminology, Regulatory Compliance, Key Performance Indicators (KPIs), Quality Assurance
Beginner · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Cyber Threat Intelligence, Cyber Security Policies, Cybersecurity, International Relations, Cyber Governance, Network Infrastructure, Conflict Management, Security Management, Political Sciences, Media and Communications, Psychology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Cloud Security, Internet Of Things, Infrastructure Security, Vulnerability Management, Information Systems Security, Incident Response, Identity and Access Management, Threat Management, Security Strategy, Penetration Testing, Network Security, Security Controls, Cloud Computing, Cloud Computing Architecture, Threat Detection, Cloud Deployment
Intermediate · Course · 1 - 4 Weeks