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.

Amazon Web Services
Skills you'll gain: Cloud Security, Amazon Web Services, Encryption, AWS Identity and Access Management (IAM), Amazon S3, Data Security, Cryptography, Personally Identifiable Information
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Deployment, Multi-Cloud, Cloud Security, AI Security, MLOps (Machine Learning Operations), DevSecOps, Cloud Management, Investigation, Microservices, Site Reliability Engineering, Security Controls, CI/CD, System Monitoring, Infrastructure as Code (IaC), Compliance Management, Automation, Kubernetes, Docker (Software), Incident Management, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Information Privacy, Data Security, Governance Risk Management and Compliance, Data Preprocessing, Cybersecurity, Cyber Risk, Security Strategy, Vulnerability Assessments, Project Design, Stakeholder Engagement, Risk Mitigation
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Operating System Administration, Cloud Security, Cloud Infrastructure, Identity and Access Management, AWS Identity and Access Management (IAM), Cloud Management, Cloud Computing, Incident Response, Disaster Recovery, Cloud Deployment, Microsoft Windows, DevOps, Cloud-Native Computing, Operating Systems, System Configuration, Firewall, Cloud Computing Architecture, Linux Administration, Risk Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Encryption, OSI Models, Network Architecture, Computer Networking, Remote Access Systems, TCP/IP, Network Infrastructure, Network Protocols, Wireless Networks, Virtual Private Networks (VPN), Virtual Networking, Endpoint Security, Cloud Security, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Computer Security, Linux Administration, Contingency Planning, Disaster Recovery, Authorization (Computing), Linux, Linux Servers, Microsoft Windows, Authentications, Business Continuity Planning, OSI Models, User Accounts, Group Policy, Security Management, Microsoft Servers, Operating System Administration, Systems Administration, Virtualization, Cybersecurity
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Cybersecurity, Vulnerability Management, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Management, Vulnerability Assessments, Continuous Monitoring, Cloud Security, Threat Detection, Verification And Validation, Issue Tracking, Data Pipelines, Data Import/Export
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Vendor Management, Security Awareness, Cyber Security Strategy, Risk Management, Threat Management, Security Controls, Human Factors (Security), Asset Protection, Cyber Risk, People Management, Due Diligence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, Network Troubleshooting, Network Administration, Virtual Private Networks (VPN), Hardening, TCP/IP, Cybersecurity, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Technical Support and Services, Encryption, Command-Line Interface, Authentications, Wireless Networks
Advanced · Course · 1 - 4 Weeks