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.

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, Web Development, JavaScript Frameworks, Database Management, Secure Coding, Application Programming Interface (API), Software Architecture, NoSQL, API Design, Authentications, Performance Tuning, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Relationship Management (CRM) Software, Email Marketing, Data Mapping, Marketing Automation, Data Validation, Customer Relationship Management, Gmail, Email Automation, Marketing Effectiveness, Data Integration, Marketing, Customer Data Management, Personalized Campaigns, Data Quality, Data Import/Export, Operational Efficiency
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: DevSecOps, AI Security, IT Security Architecture, Cyber Operations, Exploit development, Incident Response, AI literacy, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Product Roadmaps, Agile Project Management, Business Analysis, Business Analysis Tools, Stakeholder Engagement, Requirements Elicitation, Requirements Analysis, Agile Product Development, Agile Software Development, Stakeholder Management, Business Requirements, Stakeholder Communications, Project Scoping, Stakeholder Analysis, Project Controls, Scope Management, Project Management, Product Planning, Project Planning, Kanban Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, API Design, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Frameworks, API Testing, Authorization (Computing), Cloud Computing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Virtual Private Networks (VPN), Google Cloud Platform, Virtual Networking, Virtual Machines, Cloud Hosting, Network Routing, Hybrid Cloud Computing, Network Performance Management
Advanced · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Dataflow, Tensorflow, Applied Machine Learning, Data Transformation, Data Processing, Keras (Neural Network Library), Machine Learning Methods, Data Modeling, Machine Learning, Python Programming, Statistical Methods
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Agentic systems, Business Process Automation, Automation, Robotic Process Automation, Generative AI Agents, Responsible AI, Artificial Intelligence, Data Ethics, AI Security, Accountability, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Graph Theory, Network Model, Python Programming, Data Manipulation, Memory Management, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Graphical Tools, Graphic and Visual Design, Video Production, Graphic and Visual Design Software, Photo/Video Production and Technology, Graphic Design, Social Media, Social Media Marketing, Content Creation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Management, Data Quality, Data Validation, Data Integrity, Data Pipelines, YAML, Verification And Validation, Quality Assurance, Test Automation, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Active Directory, Azure Active Directory, Group Policy, Hybrid Cloud Computing, Microsoft Servers, Windows Servers, User Accounts, User Provisioning, System Configuration, Windows PowerShell, Microsoft Azure, Identity and Access Management, Cloud Deployment, IT Infrastructure, Cloud-Based Integration, Authentications, Configuration Management, Security Controls
Intermediate · Course · 1 - 3 Months