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.

École Polytechnique
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Business Technologies, E-Commerce, Business Management, Innovation, Business, Customer Acquisition Management, Data Management, Marketing Strategies, Data-Driven Decision-Making, Scalability, Customer experience strategy (CX), Presentations
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Design, Web Applications, Restful API, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Business Ethics, Personally Identifiable Information, Artificial Intelligence, Ethical Standards And Conduct, Human Resource Policies, Data Security, Information Privacy, Data Governance, Productivity Software, Accountability, Risk Control, Risk Analysis, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, System Configuration, Technical Support, General Networking, Data Storage, Data Management, Network Administration, Computer Networking, Encryption
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Adaptive Equipment, Home Health Care, Network Protocols, Wireless Networks, Health Technology, Disabilities, End User Training and Support, Telecommunications, Internet Of Things, Patient Evaluation, Clinical Assessment, Patient-centered Care, Automation, digital literacy, Information Privacy
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Software Documentation, Leaflet (Software), Data Preprocessing, Technical Documentation, Data Cleansing, Data Visualization Software, Code Review, R Programming, GitHub, Continuous Integration, Software Testing
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Supervised Learning, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning, Tensorflow, Transfer Learning, Text Mining, Model Evaluation, Predictive Modeling, Data Manipulation, Marketing Analytics, Python Programming, Feature Engineering, Google Cloud Platform, Classification Algorithms, Artificial Neural Networks, Performance Metric
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Social Media Marketing, Social Media Campaigns, Content Performance Analysis, Social Media Strategy, Instagram, Facebook, Pinterest, Digital Advertising, Customer Engagement, LinkedIn, Brand Management, Brand Awareness, Content Creation, Target Audience
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Research, Design Thinking, UI/UX Research, Usability Testing, Wireframing, Mockups, User Experience Design, User Interface (UI) Design, Prototyping, Figma (Design Software), User Flows, Persona Development, Scalability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Facebook, Social Media, Social Media Management, Drive Engagement, Social Media Marketing, People Management, Marketing Analytics, Content Performance Analysis, Rapport Building, Growth Strategies, Organizational Skills
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Generative Model Architectures, Retrieval-Augmented Generation, Generative AI, Generative Adversarial Networks (GANs), Autoencoders, Model Evaluation, Large Language Modeling, Real Time Data, Scalability, Responsible AI, Transfer Learning, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Loans, Web Applications, Cloud Applications, Application Deployment, Program Development, Application Security, Open Source Technology, Development Environment, Data Storage
Intermediate · Course · 1 - 3 Months