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: Data Maintenance, Dataflow, Dependency Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AI Product Strategy, Product Management, Commercialization, Model Training, Technical Product Management, Product Lifecycle Management, Design and Product, Model Deployment, MLOps (Machine Learning Operations), Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Product Strategy, Product Design, Infrastructure Architecture, Responsible AI, AI literacy, Digital Transformation, Team Performance Management, Data-Driven Decision-Making, Deep Learning
Beginner · Course · 3 - 6 Months

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, Cross Platform Development, Mobile Development Tools, .NET Framework, Authentications, Application Development, User Interface (UI), Application Programming Interface (API), Application Frameworks, UI Components, C# (Programming Language), API Design, Development Environment, Object-Relational Mapping, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), File I/O, Program Development, Software Development, Automation, Data Structures, Code Reusability, Maintainability, File Management, Python Programming, Scalability, Scripting Languages, Data Persistence, JSON, Problem Solving
★ 5 (15) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Command-Line Interface, Object-Relational Mapping, YAML, System Programming, Python Programming, Persistence, Operational Efficiency
★ 4.8 (48) · Mixed · Course · 1 - 3 Months
Skills you'll gain: Artifactory, Application Security, Application Deployment, Vulnerability Scanning, CI/CD, Package and Software Management, Continuous Integration, DevSecOps, Security Software, Continuous Deployment, Security Testing, Devops Tools, Vulnerability Assessments, DevOps, GitHub, Vulnerability Management, Automation
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Windows, Microsoft Copilot, Cloud Applications, File Management, System Configuration, Patch Management, Document Management, Cloud Storage, Cloud-Based Integration, Peripheral Devices, Operating System Administration, Operating Systems, Software Installation, Web Applications, Security Awareness, Information Systems Security, AI literacy, Control Panels, Package and Software Management, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Data Ethics, Data Governance, Workflow Management, No-Code Development, Financial Data, Accounting and Finance Software, Artificial Intelligence, Financial Management, Generative AI, Automation, Financial Forecasting, Financial Regulation, Finance, Financial Reporting, Data Management, Financial Analysis, Accounting, Strategic Decision-Making, Securities (Finance)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media, Social Media Marketing, Content Creation, Graphics Software, Graphical Tools, Graphic and Visual Design, Visual Design, Graphic Design, Design Elements And Principles, Creative Design, Design
★ 4.9 (8) · Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Information Privacy, Personally Identifiable Information, Document Management, Data Management, Data Governance, Law, Regulation, and Compliance, Training Programs, Compliance Training, Compliance Management, Record Keeping, Security Awareness, Regulatory Compliance, Employee Training, Records Management
★ 4.8 (16) · Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Media and Communications, Digital Media Strategy, Social Media Campaigns, Online Advertising, Social Media Marketing, Digital Marketing, Social Media, Marketing Communications, Digital Advertising, Digital Marketing Campaigns, Digital Communications, Marketing Channel, Customer Engagement, Media Strategy, Marketing, Advertising, User Feedback, Marketing Strategies, Strategic Communication, Communication
★ 4.7 (6) · Mixed · Course · 1 - 4 Weeks