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: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Network Infrastructure, Firewall, Cloud Computing, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security 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, Network Monitoring, Security Strategy, Security Controls, Information Systems Security, Infrastructure Security, Cloud Management
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploitation techniques, Cyber Security Assessment, Network Security, Remote Access Systems, Network Protocols, Command-Line Interface, Network Analysis, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Event Monitoring, Threat Detection, Incident Management, Security Information and Event Management (SIEM), Cybersecurity, Cyber Threat Hunting, Continuous Monitoring, Network Security, Network Monitoring, Document Management, Network Analysis, Splunk, Technical Documentation, TCP/IP, Network Protocols
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Threat Management, Network Planning And Design, Firewall, Network Protocols, Cloud Computing, TCP/IP, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Security Awareness Training, Security Awareness, Cyber Attacks, Email Security, Cybersecurity, Human Factors (Security), Encryption, Threat Detection, Multi-Factor Authentication, Internet Of Things, Information Privacy, Network Security, Personally Identifiable Information, Authentications, Data Security, Mobile Security, Identity and Access Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Malware Protection, Cyber Attacks, Cybersecurity, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Computer Security Awareness Training, Security Awareness, Firewall, Information Assurance, Multi-Factor Authentication, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Risk, NIST 800-53, Authorization (Computing), Malware Protection, Authentications, Security Strategy, Security Controls, Risk Management Framework, Identity and Access Management, Cryptography
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Vulnerability Scanning, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques
Intermediate · Specialization · 3 - 6 Months

Fortinet, Inc.
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Network Routing, Intrusion Detection and Prevention, Authentications, Network Security, Network Administration, Security Controls, User Accounts, System Configuration, Network Monitoring, Web Servers
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Key Management, Security Management, Cryptography, Information Systems Security, Cyber Security Policies, Cybersecurity, Encryption, Cyber Risk, Threat Management, Computer Security, Information Assurance, Data Integrity, Incident Response
Build toward a degree
Beginner · Course · 1 - 4 Weeks