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.

Pearson
Skills you'll gain: Cloud Security, Cloud Computing Architecture, Cloud Deployment, Cloud Management, Cloud Computing, Identity and Access Management, Cloud Infrastructure, Security Controls, CI/CD, Scalability, Data Security, Cloud Solutions, Network Troubleshooting, Disaster Recovery, Infrastructure as Code (IaC), Vulnerability Assessments, Key Management, Network Security, Incident Response, Solution Design
Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
Beginner · Project · Less Than 2 Hours

AI CERTs
Skills you'll gain: Regulatory Compliance, Agentic Workflows
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Statistical Methods, Combinatorics, Bayesian Network, Applied Machine Learning, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Probability & Statistics, Bayesian Statistics, Social Network Analysis, Simulations, Statistical Software
Intermediate · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: R Programming, Statistical Modeling, Statistical Methods, Regression Analysis, Correlation Analysis, Statistical Analysis, R (Software), Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Secure Coding, Middleware, Event-Driven Programming, Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Policies, Operating System Administration, Enterprise Security, Technical Support and Services
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Geospatial Information and Technology, Geospatial Mapping, Data Presentation, Color Theory, Graphic and Visual Design, Visual Design, Spatial Data Analysis, Tree Maps, Visualization (Computer Graphics), Data Storytelling, Statistical Visualization, Design Elements And Principles, Tableau Software, Plot (Graphics), Data Literacy, Computer Displays, Time Series Analysis and Forecasting
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Delegation Skills, Accountability Frameworks, People Development, Team Performance Management, Management Training And Development, Follow Through, Team Building, Accountability, Constructive Feedback, Team Management, Leadership Development, Team Leadership, Leadership, Empowerment, Project Implementation, Project Design, Productivity, Performance Improvement
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Product Strategy, Overcoming Objections, Business Transformation, Cross-Functional Collaboration, Cross-Functional Team Leadership, Product Management, Culture Transformation, Organizational Change, Organizational Leadership, Digital Transformation, Leadership, Innovation, Agile Methodology, Stakeholder Engagement, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Active Listening, Prospecting and Qualification, Sales Prospecting, Sales Development, Sales, Rapport Building, Value Propositions, Sales Pipelines, Lead Generation, General Sales Practices, User Research, Sales Process, Persona Development, Cold Calling, Intercultural Competence, Communication, Interpersonal Communications, Customer Analysis, Cultural Responsiveness, Cultural Sensitivity
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computer Vision, Image Analysis, Artificial Neural Networks, Convolutional Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Network Model, Psychology
Beginner · Course · 1 - 4 Weeks