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 California San Diego
Skills you'll gain: Bioinformatics, Informatics, Network Analysis, Medical Science and Research, Molecular Biology, Infectious Diseases, Biochemistry, Data Mining, Scientific Visualization, Data Analysis Software, Pharmacology
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: International Relations, Diplomacy, Political Sciences, World History, Public Safety and National Security, Security Strategy, Economics, Policy Analysis, Cultural Diversity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Web Applications, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Software Development Tools, Authentications, Development Environment, Authorization (Computing)
Intermediate · Course · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Advocacy, Public Policies, Public Health, Public Safety and National Security, Health Promotion, Legal Proceedings, Policy Analysis, Community Health, Policy Development, Crisis Intervention, Health Policy, Civil Procedures
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Communication Systems
Advanced · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Infrastructure, Amazon S3, Infrastructure Security, Command-Line Interface, Development Environment, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Brand Awareness, Social Media Marketing, Target Audience, Social Media, Brand Strategy, Digital Media Strategy, Branding, Content Marketing, Content Strategy, Social Media Strategy, Marketing Communications, Marketing Analytics, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Campaign Management, Social Media Marketing, Social Media, Content Creation, Innovation, Marketing Automation, Social Media Campaigns, Prompt Engineering, Instagram, Customer Engagement, Advertising Campaigns, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Risk, Cyber Security Strategy, Risk Mitigation, Risk Management Framework, Cybersecurity, Security Management, Risk Analysis, Security Strategy, Information Management, Law, Regulation, and Compliance, Financial Services, Data Security, Asset Protection, Business Continuity, Digital Assets
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Penetration Testing, Identity and Access Management, Cloud Security, Vulnerability Assessments, Amazon Elastic Compute Cloud, Cloud API, Exploitation techniques, Cyber Security Policies, Amazon S3, Scenario Testing, Command-Line Interface, Cloud Storage
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Penetration Testing, Cyber Security Assessment, Vulnerability Assessments, Data Security, Cybersecurity, Exploitation techniques, Test Tools, User Requirements Documents, Authorization (Computing), Technical Documentation, Computing Platforms, Requirements Analysis, Technical Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Autoencoders, Shiny (R Package), Deep Learning, Recurrent Neural Networks (RNNs), Transfer Learning, Convolutional Neural Networks, Image Analysis, PyTorch (Machine Learning Library), Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Tensorflow, Predictive Modeling, Dimensionality Reduction, Classification Algorithms, Time Series Analysis and Forecasting, Model Evaluation
Advanced · Course · 1 - 3 Months