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.

Johns Hopkins University
Skills you'll gain: Agile Software Development, Stakeholder Analysis, Healthcare Project Management, Agile Methodology, Health Technology, Wireframing, Human Centered Design, Agile Project Management, Agile Product Development, Health Systems, Healthcare Industry Knowledge, Scalability, Software Development Methodologies, Product Design, Design Thinking, Product Planning, Stakeholder Management, Prototyping, Stakeholder Engagement, Health Care
Mixed · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Prompt Engineering, AI Personalization, Prompt Patterns, Prompt Engineering Tools, GitHub Copilot, Vibe coding, Microsoft Copilot, Responsible AI, ChatGPT, Customer experience improvement, Generative AI Agents, Artificial Intelligence, Digital Analysis, Personalized Campaigns, Digital Brand Strategy, Digital Marketing, Software Development, Machine Learning, Devops Tools, Business Strategy
Advanced · Course · 1 - 3 Months

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Secure Coding, Web Development, Data Management, Web Design and Development, PHP (Scripting Language), Database Management, Dashboard Creation, Cascading Style Sheets (CSS), Application Security, Javascript
Intermediate · Specialization · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Emotional Intelligence, Sales Process, B2B Sales, Self-Awareness, Empathy & Emotional Intelligence, Personal Development, Enterprise Sales, Selling Techniques, Sales Management, Closing (Sales), General Sales Practices, Rapport Building, Empathy, Sales Enablement, Consumer Behaviour, Sales Strategy, Stakeholder Analysis, Customer Relationship Building, Sales, Stakeholder Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Continuous Delivery, Continuous Deployment, Devops Tools, DevOps, Build Tools, Distributed Computing, Containerization, Restful API, Software Installation, Application Programming Interface (API), Security Controls, System Configuration, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Network Troubleshooting, TCP/IP, Network Protocols, Firewall, Network Administration, Network Routers, Network Infrastructure, General Networking, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Networking Hardware, Network Routing, Virtual Local Area Network (VLAN), Microsoft Windows, System Configuration, Network Security, Security Controls, IT Infrastructure, Mac OS, IT Service Management
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsible AI, Social Media Analytics, Social Network Analysis, Data Ethics, Driving engagement, Social Impact, Behavioral Economics, Network Analysis, Game Design, Digital Analysis, AI literacy, Social Sciences, Artificial Intelligence, Systems Thinking, Data Collection, Psychology
Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Reinforcement Learning, Agentic systems, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Applied Machine Learning, Control Systems
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, LangChain, Large Language Modeling, Responsible AI, AI Security, Fine-tuning, OpenAI, Generative AI, AI Personalization, Context Management, Natural Language Processing, CI/CD, Python Programming, Pandas (Python Package), Application Development, Safety and Security
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Leadership and Management, Team Oriented, Performance Measurement, Process Modeling
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Marketing Planning, Search Engine Marketing, Digital Media Strategy, Web Analytics and SEO, Technology Strategies, Business Planning, Strategic Marketing, Campaign Management, Business Analysis Tools, Marketing Strategies, Google Ads
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Unit Testing, Spring Framework, Spring Boot, Restful API, API Testing, Software Testing, Test Case, Application Programming Interface (API), Gradle, Build Tools, Software Development Tools, Integration Testing, Application Frameworks, Authentications
Intermediate · Course · 1 - 3 Months