Azure Key Vault
Introduction
Azure Key Vault is a managed service that offers enhanced protection and control over secrets and keys used by applications, running both in Azure and on-premises.
The Basics
Service Tiers
Azure Key Vault is currently offered in two service tiers: Standard and Premium. Key Vault in Standard tier is limited to secrets and software-protected keys, while Key Vault in Premium tier additionally supports keys stored in Hardware Security Modules (HSMs) and are FIPS 140-2 Level 3 validated.