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.

Packt
Skills you'll gain: Vulnerability Scanning, Network Troubleshooting, Network Monitoring, Penetration Testing, Network Protocols, Cyber Security Assessment, Network Security, OSI Models, TCP/IP, Web Servers, Intrusion Detection and Prevention, Security Controls, Vulnerability Assessments, Cyber Threat Intelligence, Firewall, Security Testing, Network Analysis, Cybersecurity, Command-Line Interface, Ethical Standards And Conduct
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Google Ads, Search Engine Optimization, Digital Marketing, Keyword Research, Digital Advertising, Target Audience, Search Engine Marketing, Online Advertising, Persona Development, Customer Analysis, Conversion Funnel Analysis, Content Optimization, Marketing Strategy and Techniques, Advertising Campaigns, Marketing Strategies, Customer Engagement
★ 4.8 (7.9K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Zero Trust Network Access, Microsoft Copilot, Endpoint Detection and Response, Authorization (Computing), Security Strategy, Threat Detection, Threat Management, Identity and Access Management, Cloud Management, Endpoint Security, Security Controls, Role-Based Access Control (RBAC), Agentic Workflows, Data Loss Prevention, Security Management, AWS Identity and Access Management (IAM), Authentications, Multi-Tenant Cloud Environments, Cost Management
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Marketing Tools, Digital Marketing, Marketing, Strategic Marketing, Marketing Strategies, Marketing Management, Digital Transformation, Promotional Strategies, Market Dynamics, Digital Media Strategy, Shared Media, Earned Media, Customer Engagement
★ 4.7 (17K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Payment Card Industry (PCI) Data Security Standards, Payment Systems, Security Controls, Compliance Management, Payment Processing, Regulatory Compliance, Secure Coding, Identity and Access Management, Compliance Auditing, Data Security, Project Implementation, Audit Planning, Vulnerability Scanning, Cyber Security Policies, Security Testing, Vulnerability Assessments, Continuous Monitoring, Cybersecurity, Firewall, Network Security
Intermediate · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: TCP/IP, Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Network Routing, Cybersecurity, Network Monitoring, Network Security, Cyber Attacks, Network Performance Management, Intrusion Detection and Prevention, Network Routers, Network Infrastructure, File Transfer Protocol (FTP), Dynamic Host Configuration Protocol (DHCP), Network Architecture, System Configuration, Network Analysis
★ 4.6 (2.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Security Testing, Brute-force attacks, Network Security, Cybersecurity, Network Analysis, Test Tools, Secure Coding, System Configuration, Security Engineering, Linux Administration, Software Installation, GitHub, Proxy Servers, Web Servers, Command-Line Interface, Authentications, Data Ethics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Metasploit, Penetration Testing, Vulnerability Assessments, Exploit development, Vulnerability Scanning, Cyber Security Assessment, Bash (Scripting Language), Exploitation techniques, Security Testing, Command-Line Interface, Cyber Operations, Scripting, Linux, Linux Commands, Cybersecurity, Cyber Threat Hunting, Threat Detection, Network Security, Unix Commands
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: DevSecOps, Threat Modeling, IT Security Architecture, Application Security, AI Security, Security Architecture Review, AI Integrations, DevOps, Security Engineering, Security Requirements Analysis, Infrastructure as Code (IaC), Kubernetes, CI/CD, Security Controls, Cloud-Native Computing, AI Workflows, Open Web Application Security Project (OWASP), Security Testing, GitHub, Compliance Reporting
Advanced · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, IT Security Architecture, Security Architecture Review, Application Security, Application Design, DevSecOps, Cryptographic Protocols, Cryptography, Cloud Security, Threat Modeling, Hardening, Security Controls, Infrastructure Security, Authentications, Vulnerability Assessments, Data Access, Risk Analysis, Risk Management, Supply Chain
Intermediate · Course · 3 - 6 Months
Stanford Online
Skills you'll gain: Cryptography, Data Encryption Standard, Cryptographic Protocols, Encryption, Key Management, Advanced Encryption Standard (AES), Public Key Cryptography Standards (PKCS), Cybersecurity, Application Security, Authentications, Data Integrity, Algorithms, Arithmetic, Probability
★ 4.8 (4.5K) · Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Hardware Troubleshooting, Microsoft Azure, Generative AI, Operating Systems, Authorization (Computing), Load Balancing, Collaborative Software, Hardware Architecture, Cloud Services, Cloud Solutions, Computer Networking, Microsoft Power Automate/Flow, General Networking, Microsoft Teams, Authentications, Dashboard Creation, Cloud Computing, IT Automation, Security Controls, Network Protocols
★ 4.7 (1.7K) · Beginner · Professional Certificate · 3 - 6 Months