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: Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Network Administration, Security Awareness, IT Automation, Chef (Configuration Management Tool), Virtual Private Networks (VPN), JSON, Network Engineering, Authentications, Computer Security Awareness Training, Network Infrastructure, Authorization (Computing), Identity and Access Management, Configuration Management, Cyber Security Policies, Remote Access Systems, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Application Security, Security Software, Computer Security Awareness Training, Cyber Security Strategy, Information Systems Security, Cyber Security Assessment, Security Controls, Disaster Recovery, Data Loss Prevention, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months
Skills you'll gain: Vulnerability Scanning, Digital Forensics, Linux, Linux Administration, Network Security, Authorization (Computing), Role-Based Access Control (RBAC), Identity and Access Management, Linux Commands, Network Monitoring, System Monitoring, Hardening, Information Systems Security, Security Controls, Wireless Networks, Penetration Testing, Cybersecurity, Containerization, File Management, Incident Response
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Cloud Security, Cloud Deployment, Cloud Computing, Incident Response, Cloud Infrastructure, Cloud Solutions, Computer Security Incident Management, Incident Management, Cloud Standards, Capacity Management, Application Security, Security Controls, Network Security, Data Security, Hardening, Scalability, Emerging Technologies, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Event Monitoring, Security Strategy, General Networking, Network Architecture, Systems Integration, Incident Response, Data Integration, Threat Management, Cybersecurity, Security Management, Networking Hardware, Information Technology, Computer Networking, Network Security, Threat Detection, Cyber Security Policies, Data Governance, Data Management, Command-Line Interface, Application Deployment
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity Planning, Business Continuity, Cryptography, Disaster Recovery, Data Management, Digital Assets, Security Management, Vulnerability Assessments, Enterprise Security, Threat Modeling, Asset Protection, Vulnerability Management, Regulation and Legal Compliance, Data Security, Application Security, Application Frameworks, Network Security, Data Access
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Technology, Security Software, Malware Protection, Data Security, Technical Support and Services, Cybersecurity, Encryption, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud Security, Identity and Access Management, AWS Identity and Access Management (IAM), Incident Response, Cloud Computing, Cloud Applications, Computer Security Incident Management, Cloud Standards, Cloud Platforms, IT Security Architecture, Data Security, Application Security, Network Security, Encryption, Cloud Deployment, Incident Management, Role-Based Access Control (RBAC), Amazon Web Services, Security Management, Authorization (Computing)
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, Exploitation techniques, Web Applications, Javascript, Web Development, Node.JS, Java Programming
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Information Privacy, Data Security, Governance Risk Management and Compliance, Incident Management, Artificial Intelligence, Cybersecurity, Cyber Risk, Security Strategy, Risk Mitigation
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Key Management, Public Key Infrastructure, Cryptography, Application Security, Encryption, Secure Coding, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Solution Design, Cyber Governance, Vulnerability Assessments, Code Review, Authorization (Computing), Data Integrity
Intermediate · Course · 1 - 3 Months