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.

Johns Hopkins University
Skills you'll gain: Anomaly Detection, Intrusion Detection and Prevention, Malware Protection, Cyber Threat Hunting, Threat Detection, Network Analysis, AI Security, Applied Machine Learning, Model Evaluation, Network Security, Unsupervised Learning, Performance Testing, Analysis, Classification Algorithms, Microsoft Windows
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Restful API, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Literacy, Process Mapping, Data Ethics, Data Visualization, Data-Driven Decision-Making, Data Collection, Process Improvement, Data Visualization Software, Business Process, Business Analytics, Tableau Software, Analytics, Data Analysis, Root Cause Analysis, Minitab, Lean Methodologies, Six Sigma Methodology, Process Analysis
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Routing, TCP/IP, Firewall, Google Cloud Platform, Virtual Networking, Private Cloud, Network Administration, Network Infrastructure, Proxy Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Performance Tuning, System Programming, Software Development Tools, Embedded Systems, Software Development, Hardware Architecture, Debugging, Application Security, Microarchitecture, Computer Architecture, C (Programming Language), Digital Signal Processing, System Configuration, Application Development, Security Engineering, C++ (Programming Language), System Requirements
Intermediate · Specialization · 3 - 6 Months
Illinois Tech
Skills you'll gain: Linux, Cloud-Native Computing, Network Security, Linux Administration, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Network Troubleshooting, Operating System Administration, Cloud Platforms, Cloud Storage, Linux Commands, Software-Defined Networking, User Accounts, Cloud Infrastructure, Network Monitoring, Threat Modeling, Cloud Services, Data Infrastructure
Build toward a degree
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Hardware Troubleshooting, Network Administration, Desktop Support, Technical Support and Services, System Support, Technical Support, Help Desk Support, Cloud Services, Security Management, Computer Security Incident Management, Operating Systems, Microsoft Windows, Computer Hardware
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Database Systems, Cloud Storage, Database Theory, Data Storage, Cloud Services, Data Storage Technologies, Data Security, Data Management, Query Languages, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Intrusion Detection and Prevention, Computer Security Incident Management, Cyber Threat Hunting, Cyber Attacks, Cybersecurity, Cyber Operations, Continuous Monitoring, Event Monitoring, Disaster Recovery, Incident Management, Security Information and Event Management (SIEM), Threat Detection, Cloud Security, Security Controls, Threat Management, System Monitoring, IT Automation, Record Keeping, Problem Management
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Business Systems Analysis, Systems Analysis, Requirements Analysis, Business Requirements, Business Analysis, Business Systems, Process Flow Diagrams, User Requirements Documents, Data Flow Diagrams (DFDs), Requirements Management, Diagram Design, Feasibility Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Security Engineering, Authorization (Computing), Identity and Access Management, User Provisioning, Single Sign-On (SSO), Hybrid Cloud Computing, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Incident Response, Endpoint Security, Zero Trust Network Access, Risk Analysis, Network Security, Risk Mitigation, Cyber Governance, Compliance Auditing, Event Monitoring, Application Security, Cyber Security Policies, Cyber Risk, Computer Security, Governance, Data Security, Information Systems Security, Infrastructure Security, Mobile Security, Risk Management
Intermediate · Specialization · 1 - 3 Months