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 Illinois Urbana-Champaign
Skills you'll gain: Financial Policy, Financial Systems, Banking, Financial Market, Financial Regulation, Market Liquidity, Economics, Economics, Policy, and Social Studies, Market Dynamics, Crisis Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Generative AI, AI Security, Google Cloud Platform, Unstructured Data, Data Literacy, Data Ethics, Data Modeling, Large Language Modeling, Artificial Intelligence, Deep Learning, Machine Learning, Data Quality, Innovation
Beginner · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Information Management, Probability, Probability Distribution, Linear Algebra, Digital Signal Processing, Algorithms
Mixed · Course · 3 - 6 Months

Skills you'll gain: Information Technology Operations, Technical Support and Services, Scripting, Network Troubleshooting, Wireless Networks
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Applied Machine Learning, Deep Learning, Responsible AI, Machine Learning Methods, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Artificial Neural Networks, Convolutional Neural Networks, Regression Analysis, Classification Algorithms, Business Ethics, Governance
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Google Cloud Platform, Virtual Machines, Virtual Networking, System Configuration, Network Security, General Networking
Beginner · Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Encryption, Authentications, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Digital Transformation, Technical Support, System Support, Servers, Network Security, Data Security, IT Infrastructure, Operating Systems, Data Storage, Computer Networking
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Data Transformation, Logistic Regression
Mixed · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Financial Statements, Financial Statement Analysis, Portfolio Management, Financial Accounting, Portfolio Risk, Income Statement, Financial Analysis, Balance Sheet, Investments, Financial Market, Business Valuation, Financial Trading, Risk Management, Cash Management, Working Capital, Accrual Accounting, Market Liquidity, Cash Flows, Capital Budgeting, Securities (Finance)
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Incident Management, Disaster Recovery, Cybersecurity, Cyber Threat Hunting, Threat Detection, Event Monitoring, Digital Forensics, Business Continuity, Verification And Validation, Technical Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google App Engine, Application Deployment, Zero Trust Network Access, Cloud Security, Google Cloud Platform, Cloud Applications, Identity and Access Management, Cloud Computing, Network Security
Intermediate · Project · Less Than 2 Hours