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 Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Informatics, Data Visualization Software, Scientific Visualization, Network Model, Data Analysis Software, Data Mining, Exploratory Data Analysis, Analysis, Interactive Data Visualization, Databases
★ 4.8 (256) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Data Storage, Hybrid Cloud Computing, Data Storage Technologies, Cloud Security, Cloud Computing, Cloud Infrastructure, Performance Tuning, Business Continuity Planning, Multi-Cloud, Business Continuity, Computer Networking, Disaster Recovery, Cloud Platforms, Virtual Private Networks (VPN), Load Balancing, Database Management, IBM Cloud, Architectural Design, Planning
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Threat Modeling, Threat Management, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Risk Management Framework, Risk Mitigation, Business Continuity, Risk Control, Vulnerability Assessments, Security Controls
★ 4.6 (164) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Key Management, Cryptography, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, IT Security Architecture, Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Encryption, Cyber Security Policies, Network Security, Computer Security, Quantum computing, NIST 800-53, Information Privacy, Security Management, Risk Management, Network Protocols, Negotiation, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ISO/IEC 27001, Auditing, Audit Planning, Security Controls, Cyber Security Policies, Security Management, Information Systems Security, Information Assurance, Risk Management, Risk Management Framework, Identity and Access Management, Record Keeping, Information Technology
★ 4.2 (10) · Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Augmented Reality, Virtual Reality, Disabilities, Emerging Technologies, Virtual Environment, Display Devices, Diversity Awareness, Design Strategies, Human Computer Interaction, Information Privacy, Diversity Equity and Inclusion Initiatives, Innovation, Human Factors (Security), Ethical Standards And Conduct
★ 4.7 (418) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Data Science, Machine Learning, Machine Learning Methods, Computational Thinking, Economics, Policy, and Social Studies, Artificial Intelligence, Data Analysis, Social Impact, Simulations, Big Data, Data Collection, Scientific Methods, Digital Analysis, Digital Transformation
★ 4.7 (357) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Active Directory, Lightweight Directory Access Protocols
★ 4.6 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Management, Data Presentation, Data Storytelling, Data Collection, Data Governance, Data Analysis, Information Privacy, Data Quality, Data Storage, Data Storage Technologies, Data Security, Exploratory Data Analysis, Data-Driven Decision-Making, Data Architecture, Data Visualization Software, Big Data, Applied Machine Learning, Machine Learning Methods, Machine Learning
★ 4.8 (132) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Statistical Modeling, Statistical Methods, Model Evaluation, Markov Model, Statistical Analysis, Statistical Software, Sampling (Statistics), Regression Analysis, R Programming, Logistic Regression, Simulations, Statistical Inference, Probability Distribution
★ 4.8 (497) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Management, Financial Data, Time Series Analysis and Forecasting, Performance Measurement, Financial Forecasting, Market Data, Forecasting, Performance Metric, Analytics, Financial Trading, Performance Analysis, Financial Analysis, R Programming, Financial Market, Portfolio Risk, Trend Analysis, Investment Management, Investments, R (Software), Risk Analysis
★ 4.4 (223) · Intermediate · Course · 1 - 4 Weeks