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.

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
★ 4.6 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Model Training, Applied Machine Learning, Convolutional Neural Networks, Deep Learning, Model Optimization, Machine Learning, Computer Vision
★ 4.7 (78) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Clinical Documentation, AI Workflows, Responsible AI, Agentic Workflows, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Practice Management Software, Data Governance, Clinical Informatics, AI Integrations, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Medical Science and Research, Artificial Intelligence, Clinical Trials, Agentic systems, Automation, Continuous Monitoring, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Governance, Risk Analysis, Cyber Risk, Risk Appetite, Risk Management Framework, Risk Modeling, Risk Management, Regulatory Compliance, Regulatory Requirements, Cyber Security Strategy, Cybersecurity, Governance, Threat Management, Enterprise Risk Management (ERM), Law, Regulation, and Compliance, Governance Risk Management and Compliance, Business Risk Management, Business Priorities, Strategic Decision-Making, Risk Mitigation
★ 4.7 (25) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Persona Development, Content Marketing, Driving engagement, Content Scheduling, Customer Insights, Target Audience, Content Strategy, Content Optimization, Data-Driven Marketing, Customer Analysis, Persona (User Experience), Social Media Content, Data Storytelling, Performance Analysis, Marketing Analytics, Social Media Analytics, Marketing, Scheduling, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Windows PowerShell, Shell Script, Scripting Languages, Scripting, IT Automation, Command-Line Interface, System Configuration, File Management, Software Installation, Security Controls, Configuration Management, Integrated Development Environments, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Risk Management, Risk Management Framework, Incident Response, Threat Management, Risk Analysis, Business Risk Management, Cyber Attacks, Cyber Security Policies, Security Management, Secure Coding, Computer Security Incident Management, Cyber Security Assessment, Application Security, ISO/IEC 27001, Law, Regulation, and Compliance, Data Security, Malware Protection, Incident Management, Penetration Testing
★ 4.3 (8) · Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Market Liquidity, Financial Market, Distributed Computing, Financial Policy, Identity and Access Management, Financial Regulations, Financial Systems, Financial Regulation, Financial Services, Payment Processing, Network Protocols, Digital Transformation, Emerging Technologies, Transaction Processing, Application Deployment, Scalability, Computing Platforms, Governance, Technical Standard, System Programming
★ 4 (15) · Beginner · Specialization · 1 - 3 Months

University of Leeds
Skills you'll gain: Infectious Diseases, Microbiology, Immunology, Pathology, Infection Control, Pharmacology, Epidemiology, Public Health and Disease Prevention, Preventative Care, Biology, Cell Biology
★ 4.7 (54) · Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Artificial Intelligence, Ethical Standards And Conduct, Information Privacy, Data Governance, Data Security, Governance, Diversity Awareness, Continuous Monitoring, Algorithms, Complex Problem Solving, Critical Thinking
★ 4.4 (29) · Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Financial Statement Analysis, Product Flow Diagram, Supply Chain, Financial Statements, Supply Chain Management, Supply Chain Systems, Case Studies, Financial Analysis, Supply Chain Planning, Transportation, Supply Chain, and Logistics, Financial Data, Process Mapping, System Implementation, Cost Management, Financial Acumen, Product Strategy, Plan Execution, Income Statement, Business Strategy, Complex Problem Solving
★ 4.8 (26) · Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Virtual Private Networks (VPN), Google Cloud Platform, Multi-Cloud, Hybrid Cloud Computing, Virtual Networking, Cloud Services, Border Gateway Protocol, Network Infrastructure, General Networking, Wide Area Networks, Network Routing, Network Planning And Design, Network Security, Encryption
Intermediate · Course · 1 - 4 Weeks