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: Cyber Threat Intelligence, Cybersecurity, Cyber Security Assessment, Security Engineering, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cybersecurity, Identity and Access Management, OSI Models, Network Security, Information Systems Security, IT Security Architecture, Security Controls, Network Infrastructure, Computer Security, Infrastructure Security, TCP/IP, Computer Networking, Cryptographic Protocols, General Networking, Authentications, Authorization (Computing), Public Key Infrastructure, Cyber Threat Intelligence
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Security Testing, Cyber Security Assessment, Email Security, Application Security, Secure Coding, Hardening, Vulnerability Assessments, Vulnerability Scanning, Data Security, Cybersecurity, Network Security, Security Controls, Information Systems Security, Infrastructure Security, Mobile Security, System Configuration, Code Review, Computer Networking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cyber Governance, Security Controls, Data Security, Security Strategy, Governance, Cyber Risk, Cyber Security Policies, Cyber Attacks, Risk Management, Cybersecurity, Risk Analysis, Compliance Management, Risk Control, Business Risk Management, Incident Response, Procedure Development, Stakeholder Engagement, Program Development, Business Priorities
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Hardening, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Threat Management, Security Information and Event Management (SIEM), Cybersecurity, Cyber Attacks, Networking Hardware, Cloud Applications, Cloud Infrastructure, Operating Systems, Linux, Bash (Scripting Language), Databases
★ 4.8 (135) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Metasploit, Penetration Testing, Open Web Application Security Project (OWASP), Cyber Security Assessment, Bash (Scripting Language), Exploitation techniques, Command-Line Interface, Security Testing, Linux, Linux Commands, Vulnerability Assessments, Network Security, Cybersecurity, Scripting, Shell Script, Network Analysis, Network Monitoring, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Virtual Private Networks (VPN), Cybersecurity, Security Controls, Multi-Factor Authentication, Network Security, Data Security, Information Privacy, Cloud Computing Architecture, Cloud Computing, Network Performance Management, Encryption
★ 4.9 (150) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Dynamic Host Configuration Protocol (DHCP), General Networking, Network Infrastructure, Computer Networking, Endpoint Security, Endpoint Detection and Response, Network Planning And Design, Network Protocols, Event Monitoring, Data Loss Prevention, TCP/IP, Network Monitoring, Network Troubleshooting, Cybersecurity, Firewall, Network Routers, Network Routing, Intrusion Detection and Prevention, Security Controls
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Cybersecurity, Security Controls, Cyber Attacks, Security Information and Event Management (SIEM)
★ 4.8 (43K) · Beginner · 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, Network Security, Cybersecurity, Cloud Services, Network Monitoring, Cyber Security Policies, Security Strategy, Cloud Computing, Cloud Management
★ 4.4 (98) · Advanced · Specialization · 1 - 3 Months
Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, TCP/IP, Computer Networking, General Networking, Firewall, Cloud Infrastructure, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
★ 4.8 (7.4K) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Awareness, Information Systems Security, Cybersecurity, Cyber Security Policies, Information Privacy, Data Sharing, Telecommuting, Professional Development
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks