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.

Fortinet, Inc.
Skills you'll gain: Firewall, Network Support, Virtual Private Networks (VPN), Network Troubleshooting, Network Routing, Network Security, Routing Protocols, Intrusion Detection and Prevention, Authentications, Network Monitoring, Event Monitoring, Lightweight Directory Access Protocols, Technical Support and Services, Remote Access Systems, Network Administration, Security Engineering, Application Security, Cybersecurity, Computer Security, Cyber Security Strategy
★ 4.6 (163) · Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Incident Management, Computer Security Incident Management, Vulnerability Management, Threat Detection, Cyber Security Assessment, Risk Mitigation, Security Management, Security Strategy, Digital Forensics
Advanced · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data Security, Threat Detection, Cybersecurity, Cyber Attacks, Cyber Risk, Data Management, Security Management, Encryption, Security Software, Data Sharing, Security Strategy, Network Security, Data Access, Risk Modeling, Statistical Methods
★ 4.6 (15) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Data Security, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Web Applications, Threat Management, Security Awareness, Vulnerability Management, Encryption, Authentications, Authorization (Computing), PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Development Environment, Embedded Software, Software Development Tools, Software Versioning, Embedded Systems, Program Development, Prototyping, Linux, Linux Commands, Operating System Administration, Operating Systems, Ubuntu, Peripheral Devices, Android (Operating System), Open Source Technology
★ 3.9 (40) · Mixed · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Vulnerability Scanning, Incident Response, Vulnerability Assessments, Cloud Security, Threat Management, Endpoint Security, Cyber Threat Intelligence, Risk Management, Risk Management Framework, Incident Management, Vulnerability Management, Cyber Security Assessment, Intrusion Detection and Prevention, Threat Detection, Cloud Computing, Security Strategy, Cyber Security Strategy, Cybersecurity, Network Security, Cryptography
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Cloud Security, Application Security, Network Security, Computer Security, Cloud Computing, Cybersecurity, Security Controls, Infrastructure Security, Remote Access Systems, Cyber Attacks, Public Key Infrastructure, Hardening, Cryptography, Vulnerability Management, Private Cloud, Cryptographic Protocols, Vulnerability Assessments, Virtualization, Virtual Machines, Authentications
★ 4.4 (112) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Wireless Networks, Network Security, Threat Management, Vulnerability Assessments, Vulnerability Scanning, Local Area Networks, Cybersecurity, Cyber Attacks, Authentications, Security Awareness, Enterprise Security, Network Protocols, Telecommunications, Encryption, Cryptographic Protocols, Identity and Access Management, Networking Hardware, System Configuration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Mobile Security, System Monitoring, Network Monitoring, Security Controls, Internet Of Things, Wireless Networks, Application Security, Information Systems Security, Authorization (Computing), Cybersecurity, Identity and Access Management, Cyber Attacks, Authentications, Cloud Security, TCP/IP, Information Assurance, Network Protocols, Cloud Services, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: DevSecOps, Secure Coding, Cryptography, Application Security, Security Testing, IT Security Architecture, Cyber Threat Intelligence, Cyber Risk, Encryption, Network Security, AI Integrations, DevOps, Cybersecurity, CI/CD, Security Awareness, Cloud Security, Software Development, Security Controls, Artificial Intelligence and Machine Learning (AI/ML), Software Architecture
★ 4.7 (43) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Security, Patch Management, Data Security, Information Systems Security, Cloud Security, Cybersecurity, Endpoint Security, Cyber Attacks, Internet Of Things, Mobile Security, Hardening, Personally Identifiable Information, General Data Protection Regulation (GDPR), Network Security, Information Privacy, Vulnerability Management, Data Storage, Operating Systems, Cloud Services, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, ASP.NET, Role-Based Access Control (RBAC), Authentications, Data Security, Microsoft Copilot, Encryption, Authorization (Computing), Identity and Access Management, Back-End Web Development, Debugging, Application Security, Data Storage, Cryptography, Application Programming Interface (API), User Accounts
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks