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.

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

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Threat Modeling, Cybersecurity, Vulnerability Management, Exploitation techniques, Risk Management Framework, Cyber Attacks, Security Testing, Information Technology, Security Requirements Analysis, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
Beginner · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Medical Devices, Healthcare Ethics, Health Technology, Internet Of Things, Patient Safety, Healthcare Industry Knowledge, Telehealth, Vulnerability, Medical Privacy, Regulatory Compliance, Law, Regulation, and Compliance, Patient Advocacy, Security Awareness, Cybersecurity
Mixed · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Hyper-V, Virtual Networking, Software-Defined Networking, Cloud Infrastructure, VMware ESX Servers, Network Monitoring, Threat Modeling, Data Centers, Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Data Preprocessing, Technical Documentation, Datamaps, Visualization (Computer Graphics), Unit Testing, Data Cleansing, Interactive Data Visualization, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Azure, Virtual Machines, Scalability, Cloud Computing, Cloud Services, Infrastructure As A Service (IaaS), Cloud Infrastructure, Virtual Networking, Kubernetes, Cloud Security, Network Security, Network Routing, Load Balancing, Application Deployment, Operating System Administration, Identity and Access Management, Security Information and Event Management (SIEM)
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DevSecOps, DevOps, Application Security, Secure Coding, Security Testing, Continuous Delivery, CI/CD, Security Engineering, Continuous Integration, Threat Modeling, Containerization, Continuous Monitoring, Vulnerability Management, Cloud Security, Automation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Cloud Storage, Version Control, Encryption, Data Storage, Data Encryption Standard
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cyber Security Strategy, System Monitoring, Cybersecurity, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Anomaly Detection, Scripting, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, AI Workflows, Anthropic Claude, Tool Calling, GitHub, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Application Development, Video Game Development, Agentic Workflows, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Application Security, Secure Coding, Threat Modeling, Security Testing, Software Development Life Cycle, Security Controls, Risk Management Framework, Security Requirements Analysis, Software Development, Authorization (Computing), Data Security, Vulnerability Assessments, Identity and Access Management, Verification And Validation, Cryptography, Software Architecture, Software Design
Intermediate · Course · 1 - 3 Months