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.

Infosec
Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Security Controls
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Blockchain, Network Security, Security Engineering, Computer Security, Infrastructure Security, Data Security, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Key Management, Scalability, Distributed Computing, Data Integrity, Exploitation techniques, Algorithms
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, Emerging Technologies, Program Development, Field-Programmable Gate Array (FPGA), System Configuration, Software Development, Power Electronics, Microarchitecture, Software Development Tools, Basic Electrical Systems, Electrical Wiring, Electrical Equipment, Electrical Power, Project Planning, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Security Controls, ISO/IEC 27001, Penetration Testing, Vulnerability Assessments, Application Security, Security Information and Event Management (SIEM), Data Security, Compliance Auditing, Security Assertion Markup Language (SAML), Risk Management Framework, Multi-Factor Authentication, Computer Security Awareness Training, Single Sign-On (SSO), Event Monitoring, Authorization (Computing), Encryption, Advanced Encryption Standard (AES), Identity and Access Management, Technical Documentation, End User Training and Support
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Penetration Testing, Computer Security Incident Management, Threat Modeling, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Cybersecurity, Security Management, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, AI Security
Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: AI Security, Responsible AI, Incident Response, Data Ethics, Generative AI, LLM Application, Application Security, Large Language Modeling, Security Engineering, Threat Modeling, Cybersecurity, IT Security Architecture, Information Systems Security, Security Strategy, Artificial Intelligence, Machine Learning, Security Management, MLOps (Machine Learning Operations), Agentic systems, Ethical Standards And Conduct
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Computer Security Incident Management, Incident Response, Disaster Recovery, Incident Management, Security Management, Business Continuity Planning, Safety and Security, Change Control, Security Information and Event Management (SIEM), Patch Management, Security Controls, Cybersecurity, Threat Detection, Intrusion Detection and Prevention, Hardening, Configuration Management, Continuous Monitoring, Vulnerability Management, Digital Forensics
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Internet Of Things, Unit Testing, System Testing, Software Design Documents, Software Development, Technical Communication, Software Documentation, Mobile Development, System Design and Implementation, Embedded Systems, Innovation, Creative Design, Systems Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cyber Attacks, Data Security, Computer Security Awareness Training, Authentications, Authorization (Computing), Application Security, Security Controls, Personally Identifiable Information, Security Awareness, Identity and Access Management, Information Privacy, Cryptography, Malware Protection, Hardening, Encryption, Vulnerability Assessments, Multi-Factor Authentication, Data Integrity
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Security, Data Loss Prevention, Security Management, Data Management, Security Controls, Personally Identifiable Information, Information Systems Security, Data Governance, Information Management, Encryption, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Enterprise Risk Management (ERM), Cyber Governance, Business Risk Management, Security Management, Security Strategy, Governance, Law, Regulation, and Compliance, Risk Management, Compliance Management, Risk Management Framework, Record Keeping, Regulatory Compliance, Strategic Planning, Security Controls, Policy Development, Contract Compliance, Business Continuity Planning, Performance Measurement, Stakeholder Management, Business Development
Mixed · Course · 1 - 3 Months