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.

Kennesaw State University
Skills you'll gain: Cost Benefit Analysis, Risk Management Framework, Risk Management, Risk Analysis, Cyber Risk, ISO/IEC 27001, Security Management, Enterprise Risk Management (ERM), NIST 800-53, Risk Mitigation, Risk Appetite, Governance Risk Management and Compliance, Cybersecurity, Technical Standard, Continuous Monitoring, Security Controls
★ 4.7 (45) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Predictive Modeling, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, AI literacy, Large Language Modeling, Natural Language Processing, Model Training, Machine Learning, Model Evaluation, Decision Intelligence, Hugging Face, Machine Learning Methods, Generative AI, LLM Application, Bayesian Network, Human Centered Design, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Microservices, Performance Tuning, CI/CD, DevOps, Scalability, Restful API, Software Architecture, Systems Architecture, Server Side, Secure Coding, Application Deployment, Back-End Web Development, Development Testing, Security Testing, Continuous Integration, Application Performance Management, Javascript, Program Development, Program Implementation
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Context Protocol, AI Integrations, AI Security, Enterprise Architecture, Scalability, Systems Architecture, Servers, Interoperability, Authentications, System Design and Implementation, Enterprise Security, Performance Tuning
★ 2.4 (18) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Operating System Administration, Linux, Linux Commands, Linux Servers, Virtualization, File Systems, Systems Administration, Command-Line Interface, Containerization, Bash (Scripting Language), Ubuntu, Hardening, Virtualization and Virtual Machines, Unix Commands, Red Hat Enterprise Linux, Network Troubleshooting, Shell Script, Data Storage, Application Deployment
Intermediate · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Portfolio Management, Derivatives, Financial Market, Securities (Finance), Investment Management, Portfolio Risk, Asset Management, Credit Risk, Mortgage Loans, Mathematical Modeling, Investments, Applied Mathematics, Risk Modeling, Estimation, Capital Markets, Futures Exchange, Financial Modeling, Regression Analysis, Market Liquidity, Statistical Methods
★ 4.6 (434) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Integrity, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Dashboard, Data Storytelling, Health Information Management, Data Cleansing, Health Informatics, Data Governance, Clinical Data Management, Data Mapping, Patient Safety, Data Visualization, Database Design, Health Care Procedure and Regulation, Data Security, Data Analysis, Data Validation, Data Transformation, Excel Formulas, Data Literacy
★ 3.5 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: IBM Cognos Analytics, Data Visualization, Dashboard, Dashboard Creation, Business Intelligence, Interactive Data Visualization, Data Presentation, Looker (Software), Data Visualization Software, Business Intelligence Software, Data Analysis, Business Analytics, Analytics, Analysis
★ 4.7 (41) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Linux Commands, File Systems, Linux Servers, Command-Line Interface, Operating System Administration, Ubuntu, Unix Commands, Red Hat Enterprise Linux, Network Troubleshooting, Shell Script, Data Storage, Unix, Systems Administration, TCP/IP, Data Storage Technologies, System Software, Systems Architecture, System Configuration
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Computer Hardware, Generative AI, Operating Systems, Hardware Architecture, Generative Model Architectures, Desktop Support, Data Warehousing, Security Controls, System Support, Business Intelligence, Technical Support and Services, Computer Systems, Solution Design, Business Software, Information Systems Security, Technical Support, Generative Adversarial Networks (GANs), Data Storage Technologies, Cybersecurity, Computer Architecture
★ 4.8 (1.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative Engine Optimization (GEO), Prompt Engineering, Web Analytics and SEO, Search Engine Optimization, Search Engine Marketing, Generative AI, Marketing Strategy and Techniques, Blogs, Digital Marketing, Content Marketing, Content Creation, Web Content, Semantic Web, Keyword Research, Content Strategy, Growth Strategies, Artificial Intelligence, Web Analytics, Competitive Analysis, Performance Measurement
★ 4.7 (91) · Intermediate · Specialization · 1 - 3 Months