Of Azure - Microsoft Azure Essentials - Fundamentals

Virtual Networks (VNet), VPN Gateways, and Content Delivery Networks (CDN).

Geographic areas containing at least one data center. Microsoft Azure Essentials - Fundamentals of Azure

Enforces rules and effects over your resources. Virtual Networks (VNet), VPN Gateways, and Content Delivery

Before diving into services, you need to understand how Azure is organized: Virtual Networks (VNet)

Azure breaks its tools down into several "buckets" depending on your needs:

Azure provides built-in tools to keep your data safe and compliant: