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.

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Threat Modeling, Security Engineering, Network Security, Firewall, Digital Forensics, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things, Servers
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft 365, Network Security, Cloud Management, Microsoft Azure, Business Software, Computer Hardware, Virtual Machines, Identity and Access Management, Cybersecurity, Network Troubleshooting, Microsoft Office, Desktop Support, Virtual Private Networks (VPN), Azure Active Directory, Technical Support and Services, Technical Support, System Monitoring, Disaster Recovery, Cloud Computing, Network Protocols
Beginner · Professional Certificate · 3 - 6 Months
EDUCBA
Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Dashboard, Incident Response, Computer Security Incident Management, Threat Detection, User Accounts, Data Transformation, Authorization (Computing), Cybersecurity, Machine Learning, Event Monitoring, Systems Administration, Security Management, Data Manipulation, Data Analysis, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Open Web Application Security Project (OWASP), Threat Modeling, Cybersecurity, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Application Security, Threat Detection, Security Awareness, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Exploitation techniques, Infrastructure Security, Wireless Networks, Internet Of Things
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Blockchain, Cryptography, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
Advanced · Course · 1 - 3 Months

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Security Engineering, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routers, Routing Protocols, Public Key Infrastructure, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Business Analytics, Business Metrics, Analytics, Business Process Improvement, Business Intelligence, Business Process, Tableau Software, Business Analysis, Data Analysis, Key Performance Indicators (KPIs), Web Analytics, Data-Driven Decision-Making, Digital Transformation, E-Commerce, Financial Services, SQL, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Interactive Data Visualization, Data Modeling, Azure Synapse Analytics, Microsoft Azure, Business Reporting, Database Design, Data Lakes, Business Intelligence, Enterprise Architecture, Enterprise Security, Data Governance, Data Management, Performance Analysis, Solution Architecture, Governance, Analytics, Automation, Regulation and Legal Compliance
Intermediate · Professional Certificate · 3 - 6 Months
Skills you'll gain: OAuth, Salesforce Development, Authentications, Salesforce, Cloud Deployment, Cloud-Based Integration, Systems Integration, Application Programming Interface (API), Application Deployment, Data Integration, API Design, Data Mapping, Restful API, Application Performance Management, System Monitoring, Data Transformation, Secure Coding, Event Monitoring, Security Controls, Real Time Data
Advanced · Course · 1 - 4 Weeks