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 Maryland, College Park
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Survey Creation, Data Collection, Statistical Analysis, Data Analysis Software, Interviewing Skills, Surveys, Research Design, STATA (Software), Data Integration, Data Validation, Data Ethics, Data Analysis, Stata, Data Quality, Statistical Modeling, Qualitative Research, Data Cleansing, R Programming
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Cloud Infrastructure, Cloud Services, Cloud Computing, Cloud Storage, Cloud Platforms, Infrastructure As A Service (IaaS), Data Storage, Middleware, Containerization, Virtualization, Virtual Machines, Cloud Applications, Amazon S3, Platform As A Service (PaaS), Scalability
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: MITRE ATT&CK Framework, Cyber Operations, Threat Modeling, Cyber Security Strategy, Cyber Threat Intelligence, Penetration Testing, Cybersecurity, Exploitation techniques, AI Security, Vulnerability Assessments, Human Factors (Security), Security Awareness, Security Testing, Network Security
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Health Information Management, Compliance Management, Data Security, Incident Response, Risk Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Cloud Computing Architecture, SAP S/4HANA, Cloud Computing, System Design and Implementation, SAP Applications, Cybersecurity, ABAP RESTful Programming Model (RAP), Software As A Service, Enterprise Architecture, Enterprise Resource Planning, Analytics, Business Technologies, Customer experience strategy (CX), Data Science, Microservices, Business Analysis, Application Development
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Security Management, Data Management, Security Controls
Beginner · Specialization · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Financial Statements, Corporate Finance, Financial Management, Portfolio Risk, Accounting, Financial Systems, Financial Modeling, Investments, Capital Markets, Market Liquidity, Balance Sheet, Derivatives, Financial Market, Income Statement, Financial Data, Financial Reporting, Business Valuation, International Finance
Intermediate · Specialization · 3 - 6 Months
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, Capital Markets, Equities, Finance, Financial Services, Market Liquidity, Asset Management, Portfolio Management, Derivatives, Fixed Asset, Cash Flows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Incident Response, Computer Security Incident Management, User Accounts, Security Information and Event Management (SIEM), Authorization (Computing), Machine Learning, Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Anomaly Detection, Continuous Monitoring, Correlation Analysis, Data Analysis, Authentications
Advanced · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Apple iOS, Display Devices, Product Planning, Android (Operating System), Business Strategy, Network Analysis, Emerging Technologies, Operating Systems, Peripheral Devices, Market Trend, Technical Standard
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Security Controls, Security Requirements Analysis, Continuous Monitoring, Cyber Security Policies, Information Assurance, Information Systems Security, Personally Identifiable Information, Data Security, Document Management
Mixed · Course · 1 - 3 Months