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 Leeds
Skills you'll gain: Exploratory Data Analysis, Data Cleansing, Statistical Methods, Statistical Visualization, Plot (Graphics), Statistical Modeling, Data Visualization, Statistics, R (Software), Data Analysis, Statistical Software, Probability & Statistics, Data Literacy, Statistical Inference, R Programming, Descriptive Statistics, Box Plots, Data Visualization Software, Histogram, Probability
★ 4.5 (10) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Health Disparities, Medical Privacy, Public Health and Disease Prevention, Health Systems, Health Care, Digital Analysis, Data Governance, Interoperability, Information Technology, Artificial Intelligence, Responsible AI
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI, Generative Model Architectures, Google Gemini, Gemini, AI literacy, Artificial Intelligence, Large Language Modeling, Deep Learning, Machine Learning
★ 4.5 (20) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, Web Development, JavaScript Frameworks, Database Management, Secure Coding, Application Programming Interface (API), Software Architecture, NoSQL, API Design, Authentications, Performance Tuning, Authorization (Computing)
★ 4.3 (7) · Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon Web Services, Containerization, Kubernetes, Application Deployment, Cloud-Native Computing, Cloud Deployment, Devops Tools, Cloud Security, Hybrid Cloud Computing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Snowflake Schema, Business Intelligence, Power BI, Cloud Security, Business Analytics, Business Intelligence Software, Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Management, Data Governance, Amazon Web Services, Data Integration, Data Security, Cost Control, Data Visualization Software, Cloud Computing, Data Warehousing, Data Modeling, Cloud Applications
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Artificial Intelligence, Automation, AI Integrations, Natural Language Processing, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Organizational Effectiveness, Scalability, Organizational Change, AI Workflows, Digital Transformation, Public Policies, Technical Consulting, Operational Efficiency, Technology Strategies, Public Affairs, Performance Measurement, Procurement
★ 4 (13) · Beginner · Course · 1 - 3 Months

Minnesota State University, Mankato
Skills you'll gain: Incident Response, Computer Security Incident Management, Payment Processing, Payment Card Industry (PCI) Data Security Standards, Incident Management, Payment Systems, Credit/Debit Card Processing, Security Management, Merchant Services, Cyber Security Policies, Cybersecurity, Cyber Attacks, Cyber Security Strategy, Cyber Risk, Data Security, Network Security, Computer Security, Malware Protection, Multi-Factor Authentication, Email Security
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Project Management Software, Project Management, User Feedback, Procedure Development, Workflow Management, Project Documentation, Standard Operating Procedure, Process Design, Process Improvement, Operational Efficiency, Constructive Feedback, Process Improvement and Optimization, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Engineering, Load Balancing, Cloud Infrastructure, Cloud Computing Architecture, Virtual Networking, Security Management, Security Controls, Event Monitoring, Cloud Applications, Identity and Access Management, Key Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, AI Workflows, AI Integrations, Agentic Workflows, Automation, Prompt Engineering Tools, AI Enablement, Performance Measurement, Decision Intelligence, Responsible AI, Generative AI, Process Optimization, Scalability, Debugging
★ 4.7 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Web Analytics, Data-Driven Marketing, Marketing Analytics, Target Audience, Digital Analysis, Marketing Effectiveness, Data Validation, Real Time Data, Trend Analysis, Data Quality, Variance Analysis, Anomaly Detection, Benchmarking
Beginner · Course · 1 - 4 Weeks