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 Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, File Systems, Cloud Computing, Operating Systems, Transaction Processing, Network Security, Data Centers, Authorization (Computing), Apache Hadoop, Data Store, Authentications, Cryptography, NoSQL, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Operating System Administration, IT Security Architecture, TCP/IP, Systems Administration, Network Troubleshooting, IT Infrastructure, File Systems, OSI Models, Cybersecurity, Network Security, Network Protocols, Microsoft Windows, Application Security, Operating Systems, Lightweight Directory Access Protocols, Server Administration, Technical Support, Computer Hardware, Computer Networking, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Internet Of Things, Network Routers, Network Switches, Local Area Networks, Network Architecture, Network Infrastructure, General Networking, System Design and Implementation, Network Protocols, Computer Networking, Wireless Networks, Network Security, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Cloud Applications, Cloud-Native Computing, Software-Defined Networking, Virtual Networking, Cloud Deployment, Cloud Computing, Cloud Infrastructure, Distributed Computing, Application Development, Cloud Management, Virtualization, Virtual Machines, Network Performance Management, Data Store, Software Systems, Multi-Tenant Cloud Environments, Network Monitoring, Network Infrastructure, Data Centers, Network Architecture
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Encryption, Cloud Hosting, File Management, Software Versioning, Version Control
Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Android Development, Application Security, Test Case, Software Design, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Requirements Analysis, White-Box Testing, Software Architecture, Acceptance Testing, Software Development Methodologies, Unified Modeling Language, Software Development Life Cycle, Configuration Management, Debugging, Software Design, Process Driven Development, Software Engineering, Software Testing, Object Oriented Design, Functional Requirement, Data Modeling, Systems Design, Project Management, Project Planning
Intermediate · Specialization · 3 - 6 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, Transaction Processing, Authentications, FinTech, Data Security, Emerging Technologies, Data Integrity, Distributed Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Service Level Agreement, Data Governance, Systems Development Life Cycle, Data Loss Prevention, Security Testing, Network Security, Software Development Life Cycle, IT Management, Systems Development, Incident Management, Problem Management, Control Objectives for Information and Related Technology (COBIT), Cryptography, Cloud Management, Software Development Methodologies, Auditing, Quality Assurance, Internal Controls, Risk Management Framework
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Digital Forensics, Cybersecurity, TCP/IP, Network Protocols, Information Systems Security, General Networking, Record Keeping, Data Integrity, File Management, Ethical Standards And Conduct, Encryption
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Culture, Cultural Diversity, Diversity Awareness, Sociology, Anthropology, Social Sciences, Social Justice, Media and Communications, Performing Arts
Beginner · Course · 1 - 3 Months