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: IT Infrastructure, Operating System Administration, Computer Security, Information Systems Security, IT Security Architecture, Computer Networking, Desktop Support, Systems Administration, Network Troubleshooting, Remote Access Systems, Network Security, OSI Models, Hardening, Application Security, Package and Software Management, Cloud Management, Disaster Recovery, TCP/IP, Computer Hardware, Technical Support and Services
★ 4.9 (18K) · Beginner · Professional Certificate · 3 - 6 Months

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Software Design Patterns, Design Thinking, Software Development Methodologies, Software Design, Agile Methodology, Agile Project Management, Process Mapping, Software Engineering, Kanban Principles, Kaizen Methodology, Software Development Life Cycle, Agile Product Development, Application Security, Scrum (Software Development), Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Requirements Analysis
★ 4.7 (9.8K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Incident Response, Computer Security Incident Management, Threat Detection, Incident Management, Cyber Threat Intelligence, Cybersecurity, Security Management, Data Integrity
★ 4.7 (1.9K) · Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Integrated Development Environments, Software Architecture, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Microsoft Azure, Development Environment, Web Development Tools
★ 4.6 (9.1K) · Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Linux Administration, File Management, Unix Shell, Query Languages, Database Management, Command-Line Interface, Databases, Relational Databases, Authorization (Computing), Authentications, User Accounts
★ 4.8 (6.3K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Model Context Protocol, AI Integrations, Threat Modeling, Anthropic Claude, LLM Application, Security Architecture Review, Security Testing, Hardening, Tool Calling, Penetration Testing, Prompt Engineering, Security Controls, Exploitation techniques, Systems Architecture, System Configuration, Server Side, Python Programming, Servers, Security Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Metasploit, Exploit development, Exploitation techniques, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Threat Intelligence, Human Factors (Security), Risk Mitigation, Threat Modeling, Active Directory, Application Security, Test Tools, Network Security, Web Applications, Linux
Intermediate · Specialization · 3 - 6 Months

Case Western Reserve University
Skills you'll gain: Trial Preparation, Court Systems, Legal Proceedings, International Relations, Legal Strategy, Diplomacy, Law, Regulation, and Compliance, Public Safety and National Security, World History, Case Studies
★ 4.8 (4K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Hunting, Cyber Threat Intelligence, Penetration Testing, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Application Security, Encryption, Cybersecurity, Vulnerability Scanning, Brute-force attacks, Vulnerability Assessments, AI Integrations, Exploitation techniques, Test Planning
★ 4.6 (2.5K) · Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Cryptography, Public Key Infrastructure, Cryptographic Protocols, Encryption, Cybersecurity, Public Key Cryptography Standards (PKCS), Data Encryption Standard, Key Management, Network Security, Advanced Encryption Standard (AES), Authentications, Cyber Security Policies, Security Strategy, Data Integrity, Algorithms, Verification And Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Network Protocols, Cyber Attacks, Threat Management, Threat Modeling, Security Controls, Responsible AI, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Security Policies, Agile Product Development, Data Security, Security Awareness, Agile Methodology, Cyber Security Assessment, Network Security, TCP/IP, Incident Response, Threat Detection, Risk Management
★ 4.6 (1.2K) · Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Application Security, Security Testing, Cyber Security Assessment, IT Security Architecture, Secure Coding, Identity and Access Management, Authentications, Network Security, Security Management, Endpoint Security, Vulnerability Scanning, Security Strategy, Security Controls, Disaster Recovery, Cybersecurity, Cyber Governance, Penetration Testing, Information Systems Security, Vulnerability Assessments, Risk Management
Beginner · Specialization · 1 - 3 Months