Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Wide Area Networks, Network Routing, Network Monitoring, Command-Line Interface
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Hybrid Cloud Computing, Telecommunications, Collaboration, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, User Provisioning, Virtual Private Networks (VPN), Network Support, Cloud Deployment, Cloud-Based Integration, Firewall, Network Performance Management, Network Administration, Session Initiation Protocols, System Configuration, Network Monitoring, Identity and Access Management, Administration, Product Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: TCP/IP, OSI Models, General Networking, Computing Platforms, Network Administration, Software-Defined Networking, Computer Networking, Network Routing, Network Engineering, Network Infrastructure, Scripting, Network Protocols, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Gemini, Retrieval-Augmented Generation, Google Workspace, AI Workflows, Generative AI, Prompt Patterns, Prompt Engineering, Enterprise Security, Cloud Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Configuration Management
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Cloud Infrastructure, Cloud Deployment, Cloud Development, Cloud Computing, Public Cloud, Software As A Service, Application Deployment, Cloud Services, Cloud Security, Amazon Web Services, Serverless Computing, Service Oriented Architecture, System Implementation
Build toward a degree
Beginner · Course · 1 - 3 Months

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

University of Michigan
Skills you'll gain: Automation, Interactive Learning, Economics, Policy, and Social Studies, Electric Power Systems, Augmented and Virtual Reality (AR/VR), Transportation Operations, Policy Analysis, Emerging Technologies, Sustainable Technologies, Health Equity, Social Impact, Environmental Issue, Socioeconomics, Sustainable Development, Climate Change Mitigation, Safety and Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Application, Requirements Analysis, Application Deployment, C# (Programming Language), Data Validation, ASP.NET, SQL, .NET Framework, System Requirements, Business Requirements, Full-Stack Web Development, Application Development, Business Logic, Software Development Life Cycle, Data Management, User Interface (UI) Design, Systems Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Deployment, Large Language Modeling, Cloud Deployment, Data Ethics, CI/CD, Transfer Learning, Model Evaluation, Performance Tuning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Security, Microsoft Windows, Problem Management, System Support, Technical Support and Services, Security Management, Android (Operating System), Computer Security Incident Management, Application Security, Debugging, Threat Management, Apple iOS, Application Performance Management, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management (CRM) Software, Sales Development, Technical Sales, Salesforce, Sales Prospecting, Sales, Lead Generation, Sales Strategy, Business Software, Productivity Software, Social Media, LinkedIn, Video Production
Beginner · Course · 1 - 3 Months