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.

Macquarie University
Skills you'll gain: Cyber Threat Intelligence, Cyber Security Strategy, Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Threat Modeling, Machine Learning Methods, Python Programming
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Network Security, Virtual Private Networks (VPN), IT Security Architecture, Intrusion Detection and Prevention, Hardening, Network Monitoring, Firewall, Network Administration, Remote Access Systems, Network Architecture, Network Planning And Design, Zero Trust Network Access, Security Engineering, Security Controls, Security Management, Threat Detection, Security Information and Event Management (SIEM), Security Awareness, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Information Systems Security, Network Security, Application Security, Security Controls, Cybersecurity, Security Awareness, Cyber Attacks, Encryption, Cryptography, Security Strategy, Security Management, Computer Security Awareness Training, Authorization (Computing), Threat Management, Firewall, Authentications, Identity and Access Management, Hardening, Malware Protection
Beginner · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Network Support, Network Troubleshooting, Firewall, Network Monitoring, Technical Support and Services, Network Security, Virtual Private Networks (VPN), Lightweight Directory Access Protocols, System Monitoring, Authentications, Performance Tuning, Security Software, System Configuration, Cybersecurity, Memory Management, Malware Protection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Data Security, Emerging Technologies, Quantum computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Network Security, Cyber Threat Hunting, Cyber Security Strategy, Threat Detection, Cybersecurity, Threat Management, Cyber Security Assessment, Operating System Administration, IT Security Architecture, Cyber Attacks, Intrusion Detection and Prevention, Cyber Engineering, Malware Protection, Vulnerability Management, Vulnerability Assessments, Incident Response, Network Monitoring, Incident Management
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Security, Network Infrastructure, OSI Models, Network Architecture, Routing Protocols, General Networking, Wireless Networks, Computer Networking, Network Administration, Network Routing, Network Performance Management, Network Monitoring, Application Security, Network Model, Live Streaming, Software-Defined Networking, Digital Communications, Computer Security Awareness Training
Build toward a degree
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Malware Protection, Network Security, Infrastructure Security, Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Network Infrastructure, Cybersecurity, Network Monitoring, Web Applications, Computer Security, Firewall, Authorization (Computing), Cyber Operations, Exploitation techniques, Security Controls, TCP/IP, Identity and Access Management, Network Protocols, Event Monitoring, Authentications
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cloud Security, Disaster Recovery, Threat Management, Firewall, Security Management, Network Security, Cybersecurity, Cloud Services, AI Security, Network Monitoring, Cyber Security Policies, Cloud Management
Advanced · Specialization · 1 - 3 Months

Palo Alto Networks
Skills you'll gain: Zero Trust Network Access, Network Security, Endpoint Security, Network Administration, General Networking, TCP/IP, Cybersecurity, Network Infrastructure, Firewall, Security Controls, Cryptography, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Encryption, Authentications, Network Routing, Software As A Service
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Security Management, Threat Management, Cybersecurity, Cyber Risk, Risk Management Framework, Risk Management, Business Risk Management, Incident Response, Vulnerability Management, Risk Mitigation, Security Information and Event Management (SIEM), Security Controls, Computer Security, Risk Analysis, Threat Detection, Open Web Application Security Project (OWASP), Event Monitoring, Auditing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Continuity Planning, Cyber Attacks, Cybersecurity, Threat Management, Business Continuity, Security Management, Endpoint Security, Disaster Recovery, Cyber Security Policies, Information Assurance, Cyber Governance, Vulnerability Assessments, Contingency Planning, Law, Regulation, and Compliance, Network Security, Governance Risk Management and Compliance, Continuous Monitoring, Security Controls, Cloud Security, Risk Management
Beginner · Course · 1 - 3 Months