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.

ESSEC Business School
Skills you'll gain: Business Analytics, Statistical Programming, Forecasting, Statistical Methods, Data Presentation, Predictive Analytics, R Programming, R (Software), Information Technology, Presentations, Advanced Analytics, Predictive Modeling, Analytics, Statistical Analysis, People Analytics, Communication, Data Storytelling, Business Strategy, Business, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Postman API Platform, API Testing, CI/CD, Application Programming Interface (API), Web Development Tools, Test Automation, Continuous Integration, AI Integrations, Test Script Development, Devops Tools, Key Management, Test Tools, Software Development Tools, Secure Coding, Automation, AI Security, AI Workflows, Debugging, Quality Assurance
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Programming, Java Platform Enterprise Edition (J2EE), Application Development, Program Development, Mobile Development, Computer Programming, UI Components, Event-Driven Programming, User Interface (UI), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, System Programming, Distributed Computing, C and C++, Performance Tuning, Memory Management, Algorithms, OS Process Management, Program Development, Scalability, Data Sharing, Performance Testing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Professional Networking, LinkedIn, Mentorship, Professional Development, Trustworthiness, Rapport Building, Relationship Building, Professionalism, Habit Formation, Adaptability
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Virtual Networking, Cloud Infrastructure, Network Architecture, Computer Networking, Network Infrastructure, Cloud Computing Architecture, General Networking, Software-Defined Networking, Network Planning And Design, Cloud Computing, Virtualization, Network Routing, TCP/IP, Wide Area Networks, Data Centers, Network Performance Management, Network Switches, Virtual Machines, Virtualization and Virtual Machines, Python Programming
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Information Architecture, Collaborative Software, Content Management Systems, Scalability, Responsive Web Design, Web Analytics and SEO, Web Development Tools, Front-End Web Development, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Deep Learning, PyTorch (Machine Learning Library), Computer Vision, Machine Learning, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, FinTech, Digital Assets, Cryptographic Protocols, Payment Systems, Encryption, Financial Systems, Investments, Transaction Processing, Finance, Financial Regulation, Regulatory Compliance, Market Dynamics
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Pipelines, Data Architecture, Requirements Analysis, Requirements Elicitation, Amazon Web Services, Data Infrastructure, Enterprise Architecture, Data Processing, System Requirements, Performance Tuning, Cloud Computing, Data Transformation, Scalability
Intermediate · Course · 1 - 4 Weeks
EDUCBA
Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Modeling, Role-Based Access Control (RBAC), Dashboard Creation, System Monitoring, Dashboard, Model Training, Incident Response, Computer Security Incident Management, Threat Detection, User Accounts, Machine Learning Methods, Data Transformation, Applied Machine Learning, User Provisioning, Cybersecurity, Interactive Data Visualization, Event Monitoring, Data Manipulation
Beginner · Specialization · 1 - 3 Months

Università Bocconi
Skills you'll gain: Leadership and Management, Branding, Business Management, Brand Management, Brand Strategy, Brand Loyalty, Data Strategy, Fundraising, Data-Driven Decision-Making, Marketing, Consumer Behaviour, Customer Engagement, Target Audience
Mixed · Course · 1 - 3 Months