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: Microsoft Azure, Identity and Access Management, Network Security, Cloud Security, Azure Active Directory, Security Management, Authorization (Computing), Data Access, Security Information and Event Management (SIEM), Firewall, Role-Based Access Control (RBAC), Security Controls, Continuous Monitoring, Key Management, Threat Detection, Virtual Machines, Incident Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Operating System Administration, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Computer Security, Network Administration, Authentications
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Simple Object Access Protocol (SOAP), TCP/IP, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

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

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

Skills you'll gain: Penetration Testing, Record Keeping, Security Testing, Data Management, Threat Management, Records Management, Cloud Computing Architecture, Authentications, Data Security, Firewall, Cyber Attacks, Cybersecurity, Malware Protection, System Testing, Cyber Threat Intelligence, Authorization (Computing), Generative Adversarial Networks (GANs), Active Directory, Data Ethics, AI Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Linux Administration, Linux, User Accounts, Identity and Access Management, Authentications, Virtual Machines, Virtualization, Operating System Administration, Security Controls, System Configuration, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Workflow Management, Operational Efficiency, Data Access, Business Process Automation, Data Security, Data Sharing, Application Security, Role-Based Access Control (RBAC), Automation
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Data Security, Cloud Platforms, Cloud Computing Architecture, Application Security, Cloud Services, Encryption, Firewall, Virtual Networking, Security Controls, Continuous Monitoring
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hardening, Incident Response, Vulnerability Assessments, Cyber Security Assessment, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: AI Security, Responsible AI, Data Security, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Risk, Data Sharing, Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Cyber Threat Hunting, Cyber Governance, DevSecOps, Security Strategy, Security Management, Artificial Intelligence and Machine Learning (AI/ML), Security Awareness, Security Software, AI Product Strategy, Generative AI
Beginner · Specialization · 3 - 6 Months