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 Boulder
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Wide Area Networks, Network Architecture, Virtualization, Load Balancing, Data Centers, Terraform, Virtual Machines, Hybrid Cloud Computing, Google Cloud Platform, Virtual Private Networks (VPN), Infrastructure as Code (IaC)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Tuning, Linux Administration, Systems Administration, Software Installation, System Monitoring, Data Storage Technologies, Data Security, Event Monitoring, Command-Line Interface, Configuration Management, Encryption
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Community Organizing, Social Justice, Community and Social Work, Advocacy, Cultural Responsiveness, Journalism, Public Safety and National Security, Diversity Awareness, Public History, Public Policies
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Responsible AI, AI Security, Data Ethics, Generative AI, Law, Regulation, and Compliance, Artificial Intelligence, Regulatory Requirements, Information Privacy, Risk Analysis, Algorithms
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Content Accessibility Guidelines, Web Design, Usability, HTML and CSS, User Interface (UI), Semantic Web
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Business Metrics, Analytics, Digital Transformation, Business Intelligence, Performance Measurement, Big Data, Business Analysis, Data Analysis, Key Performance Indicators (KPIs), E-Commerce, Financial Services, Case Studies, Cash Flows, Culture Transformation
Mixed · Course · 1 - 3 Months

FAIR Institute
Skills you'll gain: Risk Analysis, Cyber Risk, Cyber Threat Intelligence, Threat Modeling, Cyber Security Strategy, Governance, Risk Management, Enterprise Risk Management (ERM), Strategic Decision-Making, Risk Mitigation, Business Risk Management, Strategic Prioritization, Compliance Reporting, Management Reporting, Business Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Authorization (Computing), Azure Active Directory, Cloud Infrastructure, Authentications, Cloud Security, Event Monitoring, Role-Based Access Control (RBAC), Infrastructure Security, Identity and Access Management, System Monitoring, Cloud Computing Architecture, Cloud Management, Active Directory, Network Monitoring, Data Governance, Cloud Applications, Personally Identifiable Information, Security Management, Information Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Network Security, Business Continuity, Disaster Recovery, Cryptography, Encryption, Infrastructure as Code (IaC), Software-Defined Networking, Identity and Access Management, Security Controls, Computer Networking, System Monitoring, User Accounts, Authorization (Computing), Authentications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Context Protocol, AI Security, Scalability, Software Architecture, Servers, Interoperability, System Design and Implementation, API Design, Enterprise Security, Real Time Data, Performance Tuning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Debugging, JSON, Program Development, Data Structures, Code Review, Python Programming, Microsoft Visual Studio, Development Environment, Scripting, Maintainability, Integrated Development Environments, Package and Software Management, Authorization (Computing), Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API), Scalability
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Linux Servers, User Accounts, Virtualization, Linux Administration, Lightweight Directory Access Protocols, Network Performance Management, Virtualization and Virtual Machines, Group Policy, Server Administration, Performance Tuning, Virtual Machines, Systems Administration, Linux, Network Administration, Network Security, Security Management, Cybersecurity, Disaster Recovery, Large Language Modeling
Intermediate · Specialization · 1 - 4 Weeks