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.

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Software Design Patterns, Java Programming, Java, Enterprise Architecture, Secure Coding, Application Servers, Software Design, Software Architecture, Application Security, Programming Principles, Security Assertion Markup Language (SAML), Dependency Analysis, System Programming, Web Applications, OS Process Management, Maintainability, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Computer Security Incident Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Security Strategy, Network Security, Security Controls, Vulnerability Assessments, Virtualization and Virtual Machines, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Digital Transformation, Technical Support, System Support, Servers, Network Security, Data Security, IT Infrastructure, Operating Systems, Data Storage, Computer Networking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Troubleshooting, Network Infrastructure, Network Administration, Scalability, Network Security, Computer Networking, Firewall, Virtual Private Networks (VPN), Network Routing, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Search Engine Optimization, Content Management, Web Content, Web Design, Information Architecture, Web Design and Development, Goal Setting, Project Implementation, Project Closure
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Containerization, CI/CD, Kubernetes, Docker (Software), Google Cloud Platform, Cloud Development, Application Deployment, Cloud Deployment, DevSecOps, Infrastructure Security, Serverless Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Oracle Databases, Data Migration, Data Lakes, Database Architecture and Administration, NoSQL, MySQL, Data Security, Analytics, Machine Learning Methods, Scalability
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Unix Shell, Linux Servers, Linux Commands, Unix, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Analysis, Security Requirements Analysis, Requirements Elicitation, Requirements Management, Goal Setting, Meeting Facilitation, Conflict Management, Risk Analysis, Diagram Design, Stakeholder Engagement, Negotiation
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Responsible AI, AI Security, LLM Application, Threat Detection, Threat Modeling, Cyber Threat Intelligence, Cyber Threat Hunting, Generative AI Agents, Agentic Workflows, Agentic systems, Incident Response, Cyber Governance, Cyber Security Strategy, Data Ethics, Cyber Operations, AI Orchestration, Cybersecurity, Cyber Security Assessment, Risk Mitigation, Technology Strategies
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Data Pipelines, Rust (Programming Language), Restful API, Amazon Web Services, Cloud API, Data Structures, Data Processing, Application Programming Interface (API), Cloud Applications, Real Time Data, Data Manipulation, System Programming, Cryptography, Encryption, Python Programming, Command-Line Interface, Software Testing
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks