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: Internet Of Things, Cyber Governance, Information Systems Security, Cybersecurity, Systems Development Life Cycle, Emerging Technologies, Software Development Life Cycle, Program Development, Prototyping, PIC Microcontrollers, Information Privacy, Safety and Security, Field-Programmable Gate Array (FPGA), Electrical Wiring, Power Electronics, Electric Power Systems, Electrical Equipment, Basic Electrical Systems, Microarchitecture, Electrical Power
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Human Factors (Security), Usability, Human Computer Interaction, Authentications, Security Engineering, Usability Testing, Interaction Design, User Interface (UI), Human Factors, Information Privacy, Cybersecurity, Personally Identifiable Information, User Interface (UI) Design, Multi-Factor Authentication, User Centered Design, Design
★ 4.6 (3.3K) · Mixed · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Intellectual Property, Electronic Media, Law, Regulation, and Compliance, Information Privacy, Media and Communications, General Data Protection Regulation (GDPR), Personally Identifiable Information, Digital Content, Digital Publishing, General Networking, Technology Strategies, Network Infrastructure, Regulation and Legal Compliance, Telecommunications, Legal Strategy, Legal Risk, Market Dynamics, Economic Development, Case Law, Lawsuits
★ 4.8 (1.1K) · Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Application Security, Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Exploitation techniques, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Dependency Analysis
★ 4.5 (112) · Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Blockchain, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Exploitation techniques, Transaction Processing, Algorithms
★ 4.6 (86) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Cyber Attacks, Data Security, Authentications, Authorization (Computing), Application Security, Security Controls, Personally Identifiable Information, Security Awareness, Endpoint Security, Identity and Access Management, Information Privacy, Cryptography, Data Loss Prevention, Malware Protection, Hardening, Encryption, Vulnerability Assessments, Multi-Factor Authentication, Data Integrity
★ 4.8 (1.2K) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: AI Security, Responsible AI, Incident Response, Computer Security Incident Management, Data Ethics, Generative AI, LLM Application, Large Language Modeling, Generative Model Architectures, Prompt Patterns, Threat Modeling, Security Testing, Cybersecurity, IT Security Architecture, Artificial Intelligence, Machine Learning, Security Management, MLOps (Machine Learning Operations), Agentic systems, Ethical Standards And Conduct
★ 3.5 (6) · Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Data Security, Data Loss Prevention, Security Management, Data Management, Security Controls, Information Assurance, Data Governance, Information Management, Data Storage
★ 4.6 (19) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Embedded Software, Internet Of Things, Unit Testing, Software Design, System Testing, Test Case, Functional Testing, Software Design Documents, Software Development, Technical Communication, Software Systems, Program Development, Software Documentation, Mobile Development, Mobile Development Tools, Technical Design, Systems Design, System Design and Implementation, Ideation, Embedded Systems
★ 3.7 (10) · Mixed · 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 Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Cybersecurity, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Security Awareness, Malware Protection
★ 4.7 (4.5K) · Beginner · Specialization · 3 - 6 Months

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

Coursera
Skills you'll gain: Security Controls, Multi-Factor Authentication, Security Management, Authorization (Computing), User Accounts, Content Management Systems, User Provisioning, Identity and Access Management, Data Security, Authentications, Data Management, Data Access, IT Security Architecture, Encryption
Intermediate · Course · 3 - 6 Months