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.

EC-Council
Skills you'll gain: Penetration Testing, Cybersecurity, Threat Management, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Cyber Security Assessment, Application Security, Threat Detection, Security Testing, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Cloud Computing, Exploitation techniques, Web Applications, Wireless Networks
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Tools, Continuous Integration, CI/CD, AI Orchestration, AI Integrations, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Computing Architecture, Disaster Recovery, AWS Identity and Access Management (IAM), Solution Architecture, Systems Architecture, Amazon Web Services, Network Troubleshooting, Cloud Security, IT Security Architecture, Cloud Solutions, Network Architecture, Cloud-Native Computing, Cloud Infrastructure, Cloud Technologies, Business Continuity Planning, Cloud Standards, Security Controls, Serverless Computing, Security Architecture Review, Business Continuity
Intermediate · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Data Analysis Software, Data Processing, Data Analysis, Data Literacy, Molecular Biology, Molecular, Cellular, and Microbiology, Metadata Management, Science and Research, R Programming, Spatial Data Analysis, Data Collection, Scientific Methods, Biochemical Assays, Research, Cell Biology, Informatics, Biology, General Science and Research, Laboratory Techniques
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Agentic Workflows, Agentic systems, Contract Compliance, Organizational Change, Legal Technology, Change Management, Contract Review, Regulatory Compliance, AI Workflows, AI Integrations, AI Enablement, Law, Regulation, and Compliance, Compliance Management, Generative AI Agents, Regulatory Requirements, Scalability, Artificial Intelligence, Process Design, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

IIT Bombay
Skills you'll gain: Design Thinking, User Research, Ideation, Prototyping, Human Centered Design, Design Research, Research and Design, Product Design, Sustainable Business, Innovation, Brainstorming, User Centered Design, Creative Thinking, Empathy, User Feedback, Product Development, Case Studies, Cultural Responsiveness, Collaboration
Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Key Management, Blockchain, Digital Assets, Emerging Technologies, Cryptographic Protocols, Cryptography, Distributed Computing, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Test Tools, Authentications, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Malware Protection, Threat Detection, Penetration Testing, Threat Management, Cybersecurity, Exploitation techniques, Infrastructure Security, Network Security, Information Systems Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Distributed Computing, Control Panels, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, Threat Modeling, Secure Coding, Application Security, Security Testing, DevSecOps, Code Review, Maintainability, Vulnerability Scanning, Software Quality (SQA/SQC), Risk Mitigation, Software Quality Assurance, MITRE ATT&CK Framework, Vulnerability Assessments, Cyber Security Assessment, Software Technical Review, Continuous Integration, Vulnerability Management, Cyber Attacks
Intermediate · Specialization · 1 - 3 Months

Yonsei University
Skills you'll gain: Apache Spark, Big Data, SPSS (Software), SPSS, Analytics, Business Technologies, Real Time Data, Apache Hadoop, Data Processing, Statistical Analysis, Data Analysis Software, Business Planning, Data Storage Technologies, Business Strategy, Market Data, Business Strategies, Market Intelligence, Market Share, Market Dynamics, Distributed Computing
Beginner · Course · 1 - 3 Months