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.

AI CERTs
Skills you'll gain: Responsible AI, Data Ethics, PyTorch (Machine Learning Library), Model Training, Telecommunications, Tensorflow, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Emerging Technologies, Generative AI, Wireless Networks, Network Performance Management, Digital Communications, Generative AI Agents, Network Architecture, Network Protocols, Computer Networking, System Design and Implementation, Communication
Advanced · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, Cryptography, General Data Protection Regulation (GDPR), Exploitation techniques, Information Privacy, Human Factors (Security), Multi-Factor Authentication, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Billing and Coding, Medical Billing, ICD Coding (ICD-9/ICD-10), Medical Coding, CPT Coding, Revenue Cycle Management, Health Information Management and Medical Records, Billing, System Monitoring, Site Reliability Engineering, Ansible, Root Cause Analysis, Business Continuity Planning, Vulnerability Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Healthcare Project Management, Clinical Documentation, Generative AI, Responsible AI, Resource Utilization, Lean Methodologies, Operational Efficiency, Data Ethics, Health Care Administration, Operations Management, Operational Excellence, Health Care Procedure and Regulation, Informed Consent, Project Risk Management, Process Improvement, Continuous Improvement Process, AI Security, Healthcare Ethics, Generative AI Agents, Health Informatics
Intermediate · Specialization · 3 - 6 Months

Nanyang Technological University, Singapore
Skills you'll gain: Systems Engineering, Time Series Analysis and Forecasting, Social Studies, Quantitative Research, Sustainable Development, Critical Thinking and Problem Solving, Simulation and Simulation Software, Agentic systems, Systems Analysis, Computational Thinking, Mathematics and Mathematical Modeling, Graph Theory, Epidemiology, Jupyter
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Target Audience, Meta Ads Manager, Generative AI, Social Media Marketing, Social Media Content, Social Media Strategy, Content Creation, Digital Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Application Deployment, Google App Engine, Microservices, Cloud Infrastructure, Cloud Security, CI/CD, Cloud Applications, Network Architecture, Google Cloud Platform, Site Reliability Engineering, Service Level, Cloud Computing Architecture, Continuous Deployment, IT Security Architecture, Cloud Storage, DevOps, Kubernetes, Network Planning And Design, Service Design
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Software Design, User Experience Design, Database Theory, Usability, UI/UX Research, Usability Testing, User Interface and User Experience (UI/UX) Design, Relational Databases, Software Visualization, Software Architecture, Software Design Patterns, User Interface (UI) Design, Application Security, Design Strategies, Security Software, Servers, Operating Systems
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Database Architecture and Administration, Cloud Computing Architecture, Oracle Databases, Data Migration, Microsoft SQL Servers, Google Cloud Platform, Cloud Computing, Database Management, Databases, Cloud Solutions, Virtual Private Networks (VPN), Network Security, Test Tools, Enterprise Application Management, Business Writing, Virtual Machines
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Statistical Analysis, Bayesian Statistics, Data Visualization, Statistical Inference, Exploratory Data Analysis, Statistical Methods, Data Presentation, Analysis, Probability & Statistics, Data Cleansing, Applied Machine Learning, Regression Analysis, Analytics, Statistical Programming, Data Analysis, Logistic Regression, R Programming, Verification And Validation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months