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.

Skills you'll gain: Medical Billing, Medical Billing and Coding, Claims Processing, Revenue Cycle Management, Clinical Documentation, Medical Coding, Medical Records, Health Information Management and Medical Records, Billing & Invoicing, ICD Coding (ICD-9/ICD-10), CPT Coding, Patient Registration
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Deployment, Virtualization, Cloud Computing Architecture, Cloud Computing, Public Cloud, Network Protocols, TCP/IP, Amazon Web Services, File Transfer Protocol (FTP), General Networking, Virtual Machines, Infrastructure As A Service (IaaS), Software As A Service, Platform As A Service (PaaS), Servers, Private Cloud, Hybrid Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Security, Java, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Incident Response, Security Information and Event Management (SIEM), Cybersecurity, Threat Management, Cloud Security, Cyber Risk, Intrusion Detection and Prevention, Cyber Security Policies, Data Security, Network Security, Cyber Security Strategy, Personally Identifiable Information, Malware Protection, Security Controls, Email Security, Risk Management
Beginner · Specialization · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), Data Security, Data Presentation, User Centered Design, User Experience Design, Technical Communication, Cybersecurity, Healthcare Ethics, Usability, Statistical Reporting, Human Centered Design, Authentications, Data Storytelling, Ethical Standards And Conduct, Information Privacy, Responsible AI, Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Software Development Life Cycle, CI/CD, DevOps, Continuous Integration, Agile Software Development, Project Management, Software Development, Continuous Deployment, Application Deployment, Software Testing, Waterfall Methodology, Agile Methodology, Kanban Principles, Scrum (Software Development), Git (Version Control System), Automation
Beginner · 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

Skills you'll gain: Clinical Documentation, Responsible AI, Agentic Workflows, Healthcare Project Management, Data Governance, AI Security, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Artificial Intelligence, Agentic systems, Data Ethics, Clinical Data Management, Automation, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Keras (Neural Network Library), Tensorflow, Recurrent Neural Networks (RNNs), Generative Model Architectures, Machine Learning Methods, Artificial Neural Networks
Advanced · Course · 1 - 4 Weeks

Association of International Certified Professional Accountants
Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Security Controls, Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Insights, Marketing Effectiveness, Digital Marketing, Customer Data Management, Marketing Strategies, Social Media Marketing, Customer experience strategy (CX), Customer Relationship Management, Predictive Analytics, Consumer Behaviour, Big Data, Integrated Marketing Communications, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Solution Design, Project Management, Project Implementation, Project Closure, Technical Consulting, Stakeholder Analysis, Requirements Analysis, Customer Engagement, Test Planning, Peer Review, SAP Applications, Customer Analysis, Project Documentation, Gap Analysis, Needs Assessment, Business Requirements, Business Transformation
Beginner · Course · 1 - 3 Months