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: Email Marketing, Cross-Channel Marketing, Email Security, Marketing Strategies, HubSpot CRM, Risk Mitigation, Authentications, Marketing Channel, Persona Development, AI Personalization, Campaign Management, Integrated Marketing Communications, Compliance Management, Governance Risk Management and Compliance, Risk Analysis, Compliance Auditing, Data Governance, General Data Protection Regulation (GDPR), Data Security, Data Management
Beginner · Course · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Wireless Networks, Network Architecture, Network Security, Local Area Networks, Network Planning And Design, Threat Management, Network Infrastructure, Virtual Local Area Network (VLAN), Vulnerability Assessments, Network Performance Management, Vulnerability Scanning, General Networking, Network Engineering, Network Switches, Network Administration, Cybersecurity, Cyber Attacks, Enterprise Architecture, Configuration Management
Beginner · Specialization · 3 - 6 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Databases, Operating System Administration, Database Administration, Routing Protocols, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Web Design and Development, Cascading Style Sheets (CSS), Scripting Languages, Web Development, Data Structures, Data Analysis, Software Development
★ 4.7 (391) · Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Excel Formulas, Process Flow Diagrams, Microsoft Power Platform, Business Process Modeling, User Story, Business Requirements, Stakeholder Management, Data Modeling, Process Modeling, Microsoft Excel, Software Development Life Cycle, Requirements Analysis, Requirements Elicitation, Quality Management, Diagram Design, Power BI, Microsoft Visio, Stakeholder Engagement, Business Analysis, Data Analysis
★ 4.6 (1.6K) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Routing Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Routing, Software-Defined Networking, Virtualization
★ 4.7 (760) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, Operating System Administration, Malware Protection, Linux Commands, Endpoint Security, Security Awareness, Hardening, File Systems, Remote Access Systems, Microsoft Windows, Desktop Support, Interoperability, Mobile Security, Technical Support and Services, Information Technology Operations, Technical Support, Operating Systems, Network Troubleshooting, Hardware Troubleshooting
Intermediate · Specialization · 3 - 6 Months

Universiteit Leiden
Skills you'll gain: Public Safety and National Security, Research, Mitigation, Research Methodologies, Policy Analysis, Media and Communications, World History, International Relations, Security Strategy, Political Sciences, Public Policies, Trend Analysis, Social Impact, Psychology
★ 4.8 (3.3K) · Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Cloud Deployment, Cloud Computing Architecture, Cloud Computing, Cloud Services, Cloud Infrastructure, Public Cloud, Amazon Web Services, Cloud Platforms, Cloud Security, Cloud Management, Hybrid Cloud Computing, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, AI Orchestration, AI Integrations, AI Workflows, Tool Calling, OpenAI API, Prompt Engineering, Anthropic Claude, Agentic Workflows, OpenAI, Identity and Access Management, AI Security, Automation, Automation Engineering, Generative AI Agents, Generative AI, Application Programming Interface (API), No-Code Development, Webhook Security, Large Language Modeling
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Information Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Data Governance, Data Management, Data Ethics, Data Security, Record Keeping, Data Processing, Data Mapping, Compliance Training, Records Management, Security Controls, Responsible AI, Risk Analysis, Information Systems Security, Law, Regulation, and Compliance, Governance, Risk Mitigation, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months
Skills you'll gain: Order Fulfillment, Online Advertising, E-Commerce, Order Delivery, Order Processing, Order Management, Google Ads, Digital Advertising, General Sales Practices, Market Research, Marketing, Retail Management, Advertising Campaigns, Sales Strategy, Sales, Business Research, Retail Store Operations, Shipping and Receiving, Marketing Strategies, Market Trend
★ 4.8 (2K) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Prompt Engineering, Code Review, Secure Coding, Open Web Application Security Project (OWASP), Integrated Development Environments, AI Workflows, Prompt Engineering Tools, DevSecOps, AI Enablement, Software Development, Development Environment, Git (Version Control System), GitHub, Building Codes, Scope Management
Intermediate · Course · 1 - 4 Weeks