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.

Royal Holloway, University of London
Skills you'll gain: Human Factors (Security), Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Security Awareness, Social Sciences, Exploitation techniques, Culture, Psychology, Rapport Building, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integrity, Data Quality, Data Validation, Data Entry, Quality Assurance, Medical Records, Patient Safety, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Pedagogy, Teaching, Instructional Design, Instructional and Curriculum Design, Instructional Strategies, Student Engagement, Lesson Planning, Educational Materials, Innovation, Student-Centred Learning, Curriculum Planning, Learning Theory, Open Source Technology, Learning Strategies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Containerization, Prompt Engineering, AI Orchestration, Scalability, Docker (Software), Application Deployment, Agentic Workflows, AI Workflows, Generative AI Agents, Retrieval-Augmented Generation, Prompt Patterns, Microsoft Azure, LangChain, Artificial Intelligence, Microservices, Natural Language Processing, Serverless Computing, Reinforcement Learning, Distributed Computing
Intermediate · Professional Certificate · 3 - 6 Months

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Test Tools, Computer Programming Tools, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Automation, Functional Requirement, Application Security, Vulnerability Scanning, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Clinical Monitoring, Data Maintenance, Data Cleansing, Data Management, Data Integrity, Clinical Research, Microsoft Excel, Data Compilation, Data Collection, Data Sharing, Data Security, Treatment Planning, Statistical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Facebook, Meta Ads Manager, Driving engagement, Social Media Content, Online Advertising, Advertising, Social Media Marketing, Advertising Campaigns, Social Media Campaigns, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience, Web Presence
Beginner · Guided Project · Less Than 2 Hours
Google Cloud
Skills you'll gain: Google Workspace, Gmail, Google Gemini, Group Policy, Service Management, Scripting, Automation, Document Management, System Configuration, Collaborative Software, Configuration Management, Cloud Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Marketing Analytics, Data-Driven Marketing, Web Analytics, Marketing Effectiveness, Campaign Management, Marketing Strategies, Digital Analysis, Analytics, Target Audience, Trend Analysis, Digital Marketing, Performance Reporting, Performance Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), Serverless Computing, CI/CD, Data Infrastructure, Amazon Web Services, Continuous Integration, Data Architecture, AWS Identity and Access Management (IAM), Devops Tools, AWS CloudFormation, Security Controls, Cloud Applications, Amazon CloudWatch, Terraform, Authentications
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Infectious Diseases, Epidemiology, Food and Beverage, Nutrition and Diet, Food Safety and Sanitation, Infection Control, Public Health and Disease Prevention, Public Health, Physiology, Preventative Care, Sustainable Systems, Immunology, Microbiology, Caregiving, Environment and Resource Management
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Unsupervised Learning, Bayesian Statistics, Applied Machine Learning, Data Mining, Statistical Machine Learning, Statistical Inference, Text Mining, Machine Learning Methods, Statistical Modeling, Machine Learning Algorithms, Unstructured Data, Machine Learning, Sampling (Statistics), Scalability, Distributed Computing, Probability Distribution, Algorithms
Mixed · Course · 1 - 3 Months