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.

University of Michigan
Skills you'll gain: Matplotlib, Network Analysis, Social Network Analysis, Feature Engineering, Data Visualization, Pandas (Python Package), Data Visualization Software, Interactive Data Visualization, Model Evaluation, Scientific Visualization, Applied Machine Learning, Supervised Learning, Text Mining, Visualization (Computer Graphics), Data Manipulation, NumPy, Graph Theory, Data Preprocessing, Natural Language Processing, Python Programming
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, Amazon S3, Amazon Elastic Compute Cloud, Cloud Infrastructure, Data Migration, Cloud Management, MySQL, Virtual Private Networks (VPN), Virtual Networking, Cloud Security, Database Management, Systems Administration, Network Security, Resource Management, Performance Analysis
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Blockchain, Cryptography, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Risk, NIST 800-53, Authorization (Computing), Malware Protection, Authentications, Security Strategy, Security Controls, Risk Management Framework, Identity and Access Management, Cryptography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Quality Management, Project Management Life Cycle, Requirements Analysis, Project Scoping, Project Closure, Project Management, Project Planning, Agile Project Management, Continuous Improvement Process, Project Controls, Backlogs, Milestones (Project Management), Project Risk Management, Stakeholder Analysis, Quality Assessment, Team Management, Agile Methodology, Change Management, Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft 365, Network Security, Business Software, Computer Hardware, Cybersecurity, Microsoft Office, Desktop Support, Virtual Private Networks (VPN), Network Troubleshooting, Technical Support and Services, Technical Support, Hardware Troubleshooting, Generative AI, Operating Systems, Collaborative Software, System Support, Network Protocols, TCP/IP, Application Security, Cloud Computing
Beginner · Professional Certificate · 3 - 6 Months

Multiple educators
Skills you'll gain: Unsupervised Learning, Supervised Learning, Transfer Learning, Machine Learning, Jupyter, Applied Machine Learning, Data Ethics, Decision Tree Learning, Model Evaluation, Tensorflow, Scikit Learn (Machine Learning Library), NumPy, Predictive Modeling, Deep Learning, Artificial Intelligence, Classification Algorithms, Reinforcement Learning, Random Forest Algorithm, Feature Engineering, Data Preprocessing
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Mobile Security, AI Security, Threat Detection, Security Controls, Exploit development, Threat Modeling, Hardening, Endpoint Security, Artificial Intelligence, Mobile Development Tools, Deep Learning, Prompt Engineering, Incident Response, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Dashboard, Data Warehousing, SQL, Data Presentation, Data Visualization, Interactive Data Visualization, Data Security, Data Migration, Database Design, Data Governance, MySQL, Data Store, Data Management, Relational Databases, Databases, Exploratory Data Analysis, Data Architecture, Excel Formulas, Business Intelligence
Beginner · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Exploitation techniques, Network Security, Threat Modeling, Intrusion Detection and Prevention, Security Awareness, Web Servers, Web Applications
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Database Design, Data Processing, Web Scraping, Data Visualization, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Interactive Data Visualization, Extensible Markup Language (XML), Data Structures, Programming Principles, Data Cleansing, Network Protocols, Data Analysis, Python Programming, Computer Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, Risking, Data Security, Generative AI, Analysis, Critical Thinking
Beginner · Course · 1 - 4 Weeks