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.

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Infrastructure, Network Troubleshooting, Technical Consulting, Amazon S3, Cloud Solutions, Cloud Computing, Cloud Management, Technical Support, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Infrastructure Architecture, Requirements Analysis, Scenario Testing, System Support, Virtual Networking, Customer Support, Cloud Storage, Cloud-Based Integration, Security Controls
★ 4.8 (69) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Enterprise Risk Management (ERM), IT Management, Business Continuity, Data Security, Business Continuity Planning, Disaster Recovery, Audit Planning, Information Technology, Risk Management, Data Validation, Data Management, Compliance Management, Risk Mitigation, Data Governance, Technology Strategies, Information Assurance, Security Controls, Law, Regulation, and Compliance, Project Risk Management, Auditing
★ 4.2 (26) · Intermediate · Specialization · 1 - 3 Months

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Architecture, Systems Design, Functional Design, Requirements Analysis, System Requirements, Requirements Elicitation, Functional Requirement, Verification And Validation
★ 4.8 (295) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, FinTech, Design Elements And Principles, Cryptography, Emerging Technologies, Stakeholder Analysis, Cryptographic Protocols, Distributed Computing, General Ledger, Key Management, Financial Services, Information Privacy, Transaction Processing
★ 4.7 (694) · Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Infrastructure, Network Security, OSI Models, Network Architecture, Routing Protocols, General Networking, Wireless Networks, Computer Networking, Network Administration, Network Routing, Network Performance Management, Network Monitoring, Application Security, Network Model, Live Streaming, Software-Defined Networking, Digital Communications, Computer Security Awareness Training
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
★ 4.6 (163) · Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistical Modeling, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Logistic Regression, Analysis
★ 4.2 (382) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Stakeholder Communications, Business Priorities, Stakeholder Engagement, Benchmarking
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Generative Model Architectures, Model Training, Image Analysis, Transfer Learning, Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Data Synthesis
★ 4.9 (316) · Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Data Visualization, Correlation Analysis, Data Transformation, Data Presentation, Data Manipulation, Data Visualization Software, Dashboard Creation, Performance Tuning, Model Optimization, Dashboard, Statistical Analysis, Data Processing, Analysis, Data Modeling, Business Intelligence, Data Analysis, Big Data, Data Science, Business Analytics
★ 4.6 (288) · Beginner · Specialization · 3 - 6 Months

Edge Impulse
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Transfer Learning, Artificial Neural Networks, Embedded Systems, Deep Learning, Model Deployment, Data Ethics, Responsible AI, Model Training, Machine Learning, Computer Programming, Classification Algorithms, Model Evaluation, Python Programming
★ 4.8 (166) · Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Social Media Marketing, Social Media Management, Social Media Strategy, Social Media, Business Marketing, Social Media Analytics, Marketing Effectiveness, Marketing, Performance Measurement, Performance Analysis, Performance Metric, Business Metrics, Customer Engagement, Business-To-Consumer, Driving engagement, Legal Risk, Key Performance Indicators (KPIs), Sales Enablement, Integrated Marketing Communications, A/B Testing
★ 4.7 (826) · Mixed · Course · 1 - 4 Weeks