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: Problem Solving, Problem Management, Network Troubleshooting, Authorization (Computing), Identity and Access Management, Role-Based Access Control (RBAC), End User Training and Support, Data Access, Content Management Systems, Data Management, Information Technology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Mahout, NoSQL, Big Data, Apache Hive, Data Pipelines, Databases, Applied Machine Learning, Real Time Data, Database Theory, Scalability, Distributed Computing, Database Architecture and Administration, Model Evaluation, Machine Learning Algorithms, Transaction Processing, Machine Learning, Classification Algorithms
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: File Systems, Linux Administration, Linux, Linux Servers, Linux Commands, Computer Hardware, Data Storage, Operating System Administration, Hardware Architecture, File Management, Operating Systems, Systems Administration, System Configuration, Data Storage Technologies, System Implementation, System Monitoring, Capacity Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Data Access, Google Cloud Platform, Cloud Security, Enterprise Architecture, Application Deployment, Generative AI Agents, Data Security, Enterprise Security, Enterprise Application Management, Agentic Workflows, Solution Architecture, AI Workflows, Agentic systems, Data Integration
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Financial Market, Financial Systems, Competitive Analysis, Equities, Risk Management, Financial Trading, Investments, Market Data, Securities Trading, Market Analysis, Capital Markets, Financial Analysis, Investment Management, Market Liquidity, Market Dynamics, Financial Data, Performance Measurement, Portfolio Management, Business Valuation, Behavioral Economics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Drupal, Content Management Systems, Content Management, Project Management Life Cycle, Business Requirements, Requirements Analysis, Content Development and Management, Business Analysis, Web Design and Development, UI Components, Blogs, Driving engagement, Application Deployment, Portfolio Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Multi-Tenant Cloud Environments, Data Pipelines, Real Time Data, Payment Card Industry (PCI) Data Security Standards, Data Governance, Scalability, Performance Tuning, Compliance Management, Data Architecture, Performance Stress Testing, Governance, Apache, Cost Management, System Configuration, Data Storage, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Marketing Materials, Email Marketing, Marketing Design, Marketing Collateral, Promotional Materials, Graphical Tools, Graphic and Visual Design Software, Online Advertising, Social Media Campaigns, Advertising Campaigns, Social Media Content, Graphic Design, Content Marketing, Graphic and Visual Design, Social Media Marketing, Advertising Mail, Product Promotion, Digital Marketing, Business Communication
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtual Private Networks (VPN), Multi-Cloud, Hybrid Cloud Computing, Google Cloud Platform, Cloud Computing, Virtual Networking, Network Infrastructure, Wide Area Networks, General Networking, Network Routing, Network Planning And Design, Network Security, Interoperability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Visualforce, Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, User Provisioning, Interviewing Skills, Data Security, Workflow Management, Authorization (Computing), Role-Based Access Control (RBAC), Business Process Automation, Identity and Access Management, Data Management, Data Sharing, Transaction Processing, Data Validation, Code Coverage, Unit Testing, Data Processing, Debugging
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Media and Communications, Digital Transformation, Journalism, Media Strategy, Media Relations, Digital Media Strategy, Revenue Management, Content Creation, Storytelling, Social Media Marketing, Social Media Campaigns, Advertising, Brand Management, Social Media, Digital Marketing, Public Relations, Intellectual Property, Video Production, Crisis Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks