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: Security Awareness, Cyber Attacks, Cyber Risk, Mobile Security, Cybersecurity, Cyber Security Strategy, Cyber Governance, Malware Protection, Cyber Security Policies, Cyber Security Assessment, Cyber Threat Intelligence, Data Security, Cyber Threat Hunting, Human Factors (Security), Email Security, Identity and Access Management, Security Management, Security Strategy, Multi-Factor Authentication, Cloud Security
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

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

Starweaver
Skills you'll gain: Network Security, Network Planning And Design, VPN Clients, Virtual Private Networks (VPN), Cyber Security Strategy, Network Architecture, Firewall, Security Controls, Network Monitoring, Intrusion Detection and Prevention, Virtual Local Area Network (VLAN), Threat Management, Threat Detection, Continuous Monitoring, Authentications, Wireless Networks, Authorization (Computing), Identity and Access Management, Encryption, Incident Response
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, Network Administration, TCP/IP, Network Infrastructure, Infrastructure Security, Intrusion Detection and Prevention, Network Protocols, Load Balancing, Firewall, Vulnerability Assessments, General Networking, Authorization (Computing), Web Applications, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Management, Cybersecurity, Risk Management, Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Security Controls, Information Systems Security, Enterprise Security, Risk Analysis, Threat Detection, Information Assurance, Open Web Application Security Project (OWASP), Auditing, Compliance Auditing
Beginner · Course · 1 - 4 Weeks

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

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

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

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

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

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