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: Information Systems Security, Risk Management, Security Management, Continuous Monitoring, Information Assurance, Law, Regulation, and Compliance, Cyber Governance, Governance, Regulation and Legal Compliance, Cybersecurity, Security Controls, Security Strategy, Risk Mitigation, Information Privacy, Cyber Security Policies, Risk Management Framework, ISO/IEC 27001, Risk Control, Threat Modeling, Information Systems
★ 4.6 (65) · Advanced · Course · 1 - 4 Weeks

Fortinet, Inc.
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Network Routing, Routing Protocols, Intrusion Detection and Prevention, Authentications, Lightweight Directory Access Protocols, Remote Access Systems, Network Security, Network Administration, Virtual Networking, Cyber Security Policies, Security Controls, User Accounts, System Configuration, Network Monitoring
★ 4.7 (101) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Network Security, Cryptographic Protocols, OSI Models, Public Key Infrastructure, Cybersecurity, Key Management, Network Protocols, Encryption, Remote Access Systems, Firewall, Brute-force attacks, Emerging Technologies, TCP/IP, Wireless Networks, Local Area Networks, Authentications, Quantum computing
★ 4.8 (12) · Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Security Awareness, Cybersecurity, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Security Strategy, Cyber Risk, Authorization (Computing), Malware Protection, Authentications, Security Controls, Risk Management Framework, Identity and Access Management, Data Management, Cryptography
★ 4.8 (4.2K) · Beginner · Course · 1 - 4 Weeks

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
★ 4.7 (258) · Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Incident Response, Network Security, Vulnerability Scanning, Computer Security Incident Management, Security Management, Incident Management, Penetration Testing, Cybersecurity, Authentications, Cyber Attacks, Security Controls, Vulnerability Assessments, Encryption, Firewall, Threat Management, User Accounts, Identity and Access Management, Mobile Security, Risk Management
★ 4.9 (31) · 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, Enterprise Security
★ 4.8 (741) · Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Awareness, Information Systems Security, Cybersecurity, Cyber Security Strategy, Cyber Security Policies, Information Privacy, Data Sharing, Telecommuting, Professional Development
★ 4.7 (15) · 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
Intermediate · 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
★ 4.8 (46) · Intermediate · Course · 1 - 3 Months

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

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
★ 4.6 (89) · Beginner · Course · 1 - 3 Months