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 Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Personally Identifiable Information, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Journalism, Data Sharing, Big Data, Information Privacy, Data-Driven Decision-Making, Data Security, Law, Regulation, and Compliance, Data Collection, Algorithms
Beginner · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Social Media Marketing, Social Media Management, Facebook, Instagram, Target Audience, Advertising Campaigns, Social Media Campaigns, Social Media Strategy, Web Analytics, Digital Advertising, Brand Awareness, Performance Measurement, Content Creation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, Transfer Learning, Image Analysis, Deep Learning, Model Evaluation, Medical Imaging, Computer Vision, Machine Learning, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Enablement, Google Sheets, Google Gemini
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Incident Management, Disaster Recovery, Cybersecurity, Cyber Threat Hunting, Threat Detection, Event Monitoring, Digital Forensics, Business Continuity, Verification And Validation, Technical Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microbiology, Pharmacology, Health Disparities, Psychosocial Assessments, Psychiatric And Mental Health Nursing, Molecular Biology, Infection Control, Infectious Diseases, Nursing Care, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

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

Skills you'll gain: Spring Boot, Application Development, API Testing, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, Software Development Tools, Java Platform Enterprise Edition (J2EE), Authentications, Software Design Patterns, SQL, Data Persistence, Mockups, JSON, User Interface (UI), Functional Design, Databases, Dependency Analysis
Intermediate · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Literacy, Data Ethics, Data-Driven Decision-Making, Analytics, Root Cause Analysis, Lean Methodologies, Six Sigma Methodology, Data Analysis, Operational Efficiency, Operational Excellence, Case Studies, Process Improvement, Quality Management Systems, Data Quality, Data Security, Product Quality (QA/QC), Internet Of Things
Beginner · Course · 1 - 4 Weeks

Eindhoven University of Technology
Skills you'll gain: Science and Research, Research Design, Research, Quantitative Research, Experimentation, Sample Size Determination, Data Sharing, Statistical Inference, Statistical Methods, Statistical Analysis, Data Synthesis, R Programming
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Electric Power Systems, Electrical Power, Systems Analysis, Electrical Engineering, Network Analysis, Numerical Analysis, Mathematical Modeling, Simulation and Simulation Software, Simulations, Graph Theory
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Negotiation, Conflict Management, Leadership, Mediation, Strategic Leadership, Relationship Management, Stakeholder Analysis, Case Studies, Stakeholder Management, Cultural Sensitivity, Complex Problem Solving, Strategic Decision-Making, Influencing, Collaboration
Intermediate · Course · 1 - 4 Weeks