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.

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Data Entry, Excel Formulas, Google Sheets, Collaborative Software, Audit Working Papers, Security Controls, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Security Management, Security Strategy, Security Controls, Continuous Monitoring, IT Security Architecture, Cyber Security Policies, Cyber Governance, Security Awareness, Program Implementation, Risk Management, Computer Security Awareness Training, Risk Control, Enterprise Security, Internal Controls, Governance Risk Management and Compliance, Governance, Performance Metric, Risk Analysis, Disaster Recovery, Feasibility Studies
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Infrastructure Security, Vulnerability Scanning, Network Security, Amazon Web Services, Firewall, Vulnerability Assessments, Network Infrastructure, Virtual Networking, Security Controls, Cloud Security, Vulnerability Management, Endpoint Security, Network Planning And Design, Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing
★ 4 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Computer Networking, Virtual Local Area Network (VLAN), Network Administration, Network Architecture, Network Infrastructure, Network Troubleshooting, General Networking, Wide Area Networks, Network Planning And Design, Local Area Networks, Cloud Computing, TCP/IP, Network Security, Threat Detection, Cloud Services, Network Protocols, Intrusion Detection and Prevention, Networking Hardware, Computer Security
Mixed · Course · 1 - 3 Months

Saviynt
Skills you'll gain: Identity and Access Management, Governance Risk Management and Compliance, Self Service Technologies, AI Workflows, Risking, Automation, Cyber Risk, AI Security, Data Governance, Cloud Security, AI Enablement, Zero Trust Network Access, Cyber Governance, Anomaly Detection, Cyber Security Assessment, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cybersecurity, Cyber Security Strategy
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Secure Coding, Security Software, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, PHP (Scripting Language), Application Frameworks, Browser Compatibility, Computer Programming
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: digital literacy, Systems Design, Systems Development, Data Security, System Design and Implementation, Data Ethics, Cybersecurity, Information Technology, Information Privacy
★ 4.5 (53) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Network Security, Security Controls, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Network Infrastructure, System Configuration, Network Architecture, Intrusion Detection and Prevention
★ 4.6 (38) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure Security, Vulnerability Management, Vulnerability Assessments, Incident Response, Cyber Threat Intelligence, Security Strategy, Cybersecurity, Security Management, Cyber Security Assessment, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Security Strategy, Cyber Attacks, Incident Management, Cyber Threat Hunting, Network Security, Cyber Security Policies, Intrusion Detection and Prevention, Threat Detection, Internet Of Things
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Controls, Security Awareness, Change Control, Computer Security Awareness Training, Cybersecurity, Security Management, Information Assurance, Data Security, Safety and Security, Cyber Security Policies, Data Ethics, Human Factors (Security), Cyber Security Assessment, Data Integrity, Authorization (Computing), Identity and Access Management
★ 4.7 (111) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Identity and Access Management, Cloud Computing, User Provisioning, Security Controls, Cloud Management, Malware Protection, Cloud Infrastructure, Cloud Security, Security Engineering, Authorization (Computing), Network Security, Hardening, Cryptographic Protocols, Cybersecurity
★ 4.5 (658) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Business Continuity Planning, Continuous Monitoring, Business Continuity, Security Management, ISO/IEC 27001, Security Controls, Threat Management, Information Systems Security, Risk Management, Law, Regulation, and Compliance, Risk Analysis, Risk Management Framework, Security Strategy, Business Risk Management, Cyber Risk, Regulation and Legal Compliance, Cyber Governance, Threat Modeling, Governance Risk Management and Compliance, NIST 800-53
★ 4.8 (76) · Beginner · Course · 1 - 4 Weeks