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: Regression Analysis, Linear Algebra, R Programming, Data Science, Probability Distribution, Statistical Modeling, Statistical Methods, Probability & Statistics, Applied Mathematics, Statistical Analysis, Statistics, Statistical Inference, Model Evaluation, Statistical Hypothesis Testing, Integral Calculus
Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Requirements Elicitation, User Story, Business Requirements, Business Analysis, Process Modeling, Requirements Analysis, Financial Analysis, Requirements Management, Business Process Modeling, Stakeholder Engagement, Interviewing Skills, Analysis, Discussion Facilitation, Stakeholder Communications, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, AI Orchestration, Agentic systems, Agentic Workflows, Development Environment, Model Evaluation, Large Language Modeling, Artificial Intelligence, AI literacy, Scalability, Performance Tuning, Model Optimization, Design
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Prospecting, Prospecting and Qualification, Lead Generation, Cross-Channel Marketing, Sales Enablement, Sales, Sales Development, Global Marketing, Driving engagement, Sales Operations, Communication Strategies, Inside Sales, Regional Sales, Customer Engagement, LinkedIn, Sales Pipelines, Sales Strategy, Drive Engagement, AI Personalization, Personalized Campaigns
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Agentic systems, Financial Inclusion, Business Modeling, Financial Systems, Payment Systems, Emerging Technologies, Business Transformation, Distributed Computing, Transaction Processing, Cryptographic Protocols, Identity and Access Management, Contract Management, Cost Reduction
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, Transportation, Supply Chain, and Logistics, Plan Execution, Supply Chain, Governance, Supply Chain Management, Business Transformation, FinTech, Supply Chain Systems, Business Analysis, Market Opportunities, Competitive Analysis, Interoperability, Business Leadership, Strategic Partnership, Emerging Technologies, Strategic Leadership, Stakeholder Analysis
Beginner · Specialization · 3 - 6 Months

Digital Marketing Institute
Skills you'll gain: LinkedIn, Content Performance Analysis, Campaign Management, Social Media Campaigns, Social Media Marketing, Online Advertising, Social Media, Digital Advertising, Social Media Content, Marketing, B2B Sales, Social Media Management, Professional Networking, Digital Marketing Campaigns, Advertising Campaigns, Social Media Strategy, Business Marketing, Marketing Analytics, Video Production, Social Media Analytics
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Financial Systems, Financial Market, Portfolio Management, Securities Trading, Investments, Securities (Finance), Equities, Portfolio Risk, Financial Trading, Investment Management, Capital Markets, Finance, Market Dynamics, Risk Analysis, Economics, Risk Modeling, Market Data, Statistical Methods, Probability Distribution
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Network Engineering, Firewall, Amazon Web Services, Cloud Services, Network Infrastructure
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Model Training, Fine-tuning, Image Analysis, Convolutional Neural Networks, Computer Vision, Transfer Learning, Model Evaluation, Deep Learning, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Responsible AI, Autoencoders, Model Training, Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Data Ethics, Model Optimization, Deep Learning, Artificial Neural Networks, Reinforcement Learning, Generative AI, Generative Adversarial Networks (GANs), Machine Learning Algorithms, Model Deployment, Generative Model Architectures, Debugging, Machine Learning Methods, Artificial Intelligence, Image Analysis, Unsupervised Learning
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Software Design, Systems Development Life Cycle, Software Development Life Cycle, Application Security, Technical Design, Security Engineering, Software Development Methodologies, Conceptual Design, Waterfall Methodology, Requirements Analysis, Agile Methodology
Mixed · Course · 1 - 3 Months