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.

Coursera
Skills you'll gain: Model Context Protocol, AI Security, Scalability, Software Architecture, Servers, Interoperability, System Design and Implementation, API Design, Enterprise Security, Real Time Data, Performance Tuning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Secure Coding, Data Store, Data Management, Content Management Systems, Data Security, Data Persistence, Database Development, Content Management, PHP (Scripting Language), Back-End Web Development, Maintainability, Program Development, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, PySpark, Generative AI, Feature Engineering, Deep Learning, Text Mining, Natural Language Processing, Transfer Learning, Unstructured Data, Big Data, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Machine Learning, Distributed Computing, Model Evaluation, Unsupervised Learning, Scalability, Supervised Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Design, Case Studies, Relational Databases, System Testing, Database Development, Microsoft SQL Servers, SQL, Customer Complaint Resolution, Data Integrity, Business Reporting, Visual Basic (Programming Language), Workflow Management, Registration, Requirements Analysis, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Selenium (Software), White-Box Testing, Scalability, Software Testing, Web Applications, Test Automation, Test Script Development, Automation, Scenario Testing, Maintainability, Hypertext Markup Language (HTML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Workflows, AI Orchestration, Salesforce, Agentic Workflows, Generative AI Agents, AI Enablement, Agentic systems, Responsible AI, Artificial Intelligence, Workflow Management, AI Security, Performance Testing, Data Governance, Enterprise Architecture, Business Logic, Customer Relationship Management (CRM) Software, Model Evaluation, Application Lifecycle Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: System Support, System Configuration, Computer Literacy, System Requirements, General Networking, Computer Security Awareness Training
Beginner · Course · 1 - 3 Months

Skills you'll gain: Drive Engagement, Instagram, Community Development, Social Media Content, Content Strategy, Content Creation, Growth Strategies, Social Media Marketing, Scheduling, Social Media Strategy, Target Audience, Relationship Building, Product Promotion
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Debugging, z/OS, Unit Testing, Test Driven Development (TDD), Software Testing, Mainframe Computing, Integrated Development Environments, Computer Programming Tools, File I/O
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Test Driven Development (TDD), C and C++, C++ (Programming Language), Debugging, C (Programming Language), Object Oriented Programming (OOP), System Programming, Functional Design, Secure Coding, Software Architecture, Performance Tuning, Network Troubleshooting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Transfer Learning, Convolutional Neural Networks, Deep Learning, Keras (Neural Network Library), Tensorflow, Artificial Neural Networks, PyTorch (Machine Learning Library), Image Analysis, Natural Language Processing, Computer Vision, Model Evaluation, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Marketing Budgets, Blogs, Social Media Marketing, Integrated Marketing Communications, Social Media, Peer Review, Key Performance Indicators (KPIs), Social Media Strategy, Real Time Data, Marketing Effectiveness, Content Marketing, Strategic Marketing, Marketing Strategies, Social Media Content, Marketing, Target Audience, Digital Transformation, Analytics, Digital Marketing, ChatGPT
Beginner · Specialization · 3 - 6 Months