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.

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Hardening, Computer Security, Threat Modeling, Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Security Architecture Review, Application Specific Integrated Circuits, Cryptographic Protocols, Microarchitecture, Cryptography, Systems Design, Encryption, Exploitation techniques, Functional Design, Emerging Technologies
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Beginner · Course · 1 - 4 Weeks

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
Mixed · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, PIC Microcontrollers, Cybersecurity, Wireless Networks, Information Systems Security, Information Privacy, Field-Programmable Gate Array (FPGA), Safety and Security, Cloud Services, Software Development, Power Electronics, Microarchitecture, Software Development Life Cycle, Basic Electrical Systems, Systems Development Life Cycle, Restful API, Electrical Wiring, Electrical Equipment, Electric Power Systems, Electrical Power
Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Cryptographic Protocols, Security Information and Event Management (SIEM), Network Monitoring, Information Assurance, Network Analysis, Intrusion Detection and Prevention, Security Controls, Event Monitoring, Continuous Monitoring, Threat Detection, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, 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, Memory Management, Project Planning, Electric Power Systems
Mixed · 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
Beginner · Specialization · 3 - 6 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
Beginner · Course · 1 - 3 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
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Simulations, Scenario Testing, Security Testing, Security Controls, Vulnerability Management, Incident Response
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 Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Security Management, Cybersecurity, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Security Awareness
Beginner · Specialization · 3 - 6 Months