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 Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Malware Protection, Exploitation techniques, Exploit development, Cyber Threat Hunting, Cyber Security Assessment, Application Security, Threat Detection, Virtual Machines, Code Review, Debugging, System Programming, Scripting, Windows PowerShell, Virtual Environment, Linux, File Management
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Security Policies, Cyber Security Assessment, Risk Management Framework, Security Management, Cyber Risk, Cybersecurity, Threat Management, Cyber Governance, Security Awareness
Mixed · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Logistics Management, Logistics, Transportation Management, Inventory and Warehousing, Supply Chain, Strategic Planning, Warehouse Management, Internet Of Things, Automation, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Network Monitoring, Exploit development, Intrusion Detection and Prevention, System Configuration, Digital Forensics, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Computer Networking, Systems Administration, IT Infrastructure, File Systems, Network Troubleshooting, Information Systems Security, Network Security, OSI Models, Hardening, TCP/IP, Cybersecurity, Microsoft Windows, Application Security, Operating Systems, Lightweight Directory Access Protocols, Server Administration, Technical Support, Computer Hardware, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

Edureka
Skills you'll gain: Microsoft Excel, Data Security
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Database Design, Software Design Patterns, OpenAI API, Application Design, Database Management, AI Enablement, Software Architecture, System Design and Implementation, Software Development, Query Languages, Secure Coding, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Cyber Threat Intelligence, Threat Detection, Threat Management, Security Management, Cybersecurity, Continuous Monitoring, Scenario Testing, Technical Communication, Simulations
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Operational Risk, Threat Management, Intrusion Detection and Prevention, Business Risk Management, Cyber Risk, Vulnerability Management, Security Controls, Enterprise Risk Management (ERM), Risk Mitigation, Risk Analysis, Compliance Management, Law, Regulation, and Compliance, Security Information and Event Management (SIEM), Technical Communication, Network Monitoring, Network Analysis
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Risk, Cybersecurity, Continuous Monitoring, Cyber Governance, Risk Management, Infrastructure Security, Cyber Security Assessment, Incident Response, Security Controls, Vulnerability Assessments, Stakeholder Communications, Asset Management
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Mathematics Education, Arithmetic, Applied Mathematics, Geometry, Systems Of Measurement, Graphing
Beginner · Course · 1 - 3 Months