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.

Google Cloud
Skills you'll gain: Private Cloud, Virtual Machines, VMware vSAN, VMware ESX Servers, vSphere Networking and Storage, Cloud Infrastructure, Virtual Networking, Google Cloud Platform, NSX-T Network Virtualization, Cloud Deployment, Cloud Computing, Cloud Computing Architecture, vCenter Server, Cloud Storage, General Networking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Social Media Marketing, Organizational Skills, Content Creation, Graphic Design, Graphic and Visual Design, Color Theory, Typography, Marketing
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, API Testing, Software Documentation, Software Design Documents, OAuth, CI/CD, .NET Framework, Web Services, Authentications
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Google Gemini, Customer Analysis, Marketing Analytics, Generative AI, AI Enablement, Governance, Artificial Intelligence, AI Security, Sales Strategy, AI Personalization, Customer Insights, Marketing Strategies, ChatGPT, Marketing Effectiveness, Forecasting, Automation, Analysis, Process Optimization, Visualization (Computer Graphics)
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Firewall, Network Security, Cloud Security, Virtual Networking, Cloud Infrastructure, Google Cloud Platform, Network Monitoring, Threat Detection
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Application Deployment, Configuration Management, Application Performance Management, Application Servers, Model View Controller, UI Components, Virtual Environment
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Microsoft Excel, Business Analytics, Operations Research, Mathematical Modeling, Analytical Skills, Forecasting, Classification Algorithms, Network Model, Advanced Analytics, Applied Machine Learning, Decision Making, Business Modeling, Team Building, Process Optimization, Case Studies
Build toward a degree
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: SQL, Google Cloud Platform, Relational Databases, Database Architecture and Administration, Data Integrity, Databases, Cloud Storage, Cloud Management, Scalability, Data Storage Technologies
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Adobe Illustrator, Graphic and Visual Design, Layout Design, Visual Design, Graphic Design, Workflow Management, Creative Design, Collaboration, Scalability, Computer Graphic Techniques, Creative Thinking, Creative Problem-Solving
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Linux Servers, User Accounts, Linux Administration, Lightweight Directory Access Protocols, Group Policy, Server Administration, Performance Tuning, Systems Administration, System Configuration, Identity and Access Management, Open Source Technology, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Social Media, Social Media Marketing, Instagram, Video Editing, Professional Development, Customer Engagement, Branding, Marketing Collateral, Portfolio Management, Creativity
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks