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.

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, IT Security Architecture, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Threat Management, Cloud Services, Data Security, Network Planning And Design, Firewall, Cloud Security, OSI Models, Network Protocols, Network Model
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Vulnerability Assessments, Infrastructure Security, Network Infrastructure, Threat Modeling, Network Monitoring, Distributed Denial-Of-Service (DDoS) Attacks, IT Security Architecture, Firewall, Authorization (Computing), Cybersecurity, Role-Based Access Control (RBAC), TCP/IP, Network Protocols, Identity and Access Management, Security Controls, Malware Protection, Network Model, Exploitation techniques
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Security, Role-Based Access Control (RBAC), Cybersecurity, Firewall, Network Monitoring, Authentications, Virtual Private Networks (VPN), Computer Networking, Authorization (Computing), Intrusion Detection and Prevention, Identity and Access Management, Security Controls, Encryption, Remote Access Systems, Cryptographic Protocols, Group Policy
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Network Monitoring, Firewall, Google Cloud Platform, Cloud Security, Intrusion Detection and Prevention, Identity and Access Management, Proxy Servers, Network Administration, Threat Detection, Virtual Networking, Cyber Security Policies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cyber Attacks, Endpoint Security, Infrastructure Security, Cloud Infrastructure
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Vulnerability Management, Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Intrusion Detection and Prevention, Security Testing, Network Security, Threat Management, Cyber Security Assessment, System Testing, Security Strategy, Firewall, Cybersecurity, Cloud Security, Exploitation techniques, Microsoft Azure, Virtual Private Networks (VPN), Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Data Security, LLM Application, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Generative AI Agents, Prompt Engineering
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Hardening, Cyber Threat Hunting, Operating System Administration, Exploitation techniques, Linux Commands, Intrusion Detection and Prevention, Cyber Operations, Linux, Cybersecurity, Cyber Security Strategy, Threat Detection, Network Security, Network Monitoring, Operating Systems, Cyber Attacks, Cyber Engineering, Network Administration, Security Awareness
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Encryption, Information Systems Security, Threat Modeling, Cybersecurity, Cyber Attacks, Computer Security Incident Management, Threat Management, Application Security, Data Security, Computer Security, Security Management, Network Security, Incident Response, Data Encryption Standard, Cyber Security Policies, Cryptography, Intrusion Detection and Prevention, Security Controls, Data Integrity, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Infrastructure, Network Security, 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

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

LearnKartS
Skills you'll gain: Security Controls, Cybersecurity, Encryption, Cyber Attacks, Information Systems Security, Cryptographic Protocols, Threat Management, Vulnerability Assessments, Vulnerability, Cyber Security Assessment, Vulnerability Scanning, Threat Detection, Cloud Security, Key Management, Asset Protection, Security Awareness, Gap Analysis
Beginner · Course · 1 - 4 Weeks