Merge pull request #212013 from memildin/patch-46

Added Key Vault

Author: prmerger-automator[bot]

articles/security/fundamentals/azure-domains.md

@@ -27,14 +27,15 @@ This page is a partial list of the Azure domains in use. Some of them are REST A
 |[Azure Active Directory](../../active-directory/fundamentals/active-directory-whatis.md)|*.graph.windows.net / *.onmicrosoft.com|
 |[Azure API Management](https://azure.microsoft.com/services/api-management/)|*.azure-api.net|
 |[Azure BizTalk Services](https://azure.microsoft.com/pricing/details/biztalk-services/) (retired)|*.biztalk.windows.net|
-|[Azure Blob storage](../../storage/blobs/index.yml)|*.blob.core.windows.net|
+|[Azure Blob storage](../../storage/blobs/storage-blobs-introduction.md)|*.blob.core.windows.net|
 |[Azure Cloud Services](../../cloud-services/cloud-services-choose-me.md) and [Azure Virtual Machines](../../virtual-machines/index.yml)|*.cloudapp.net|
 |[Azure Cloud Services](../../cloud-services/cloud-services-choose-me.md) and [Azure Virtual Machines](../../virtual-machines/index.yml)|*.cloudapp.azure.com|
 |[Azure Container Registry](https://azure.microsoft.com/services/container-registry/)|*.azurecr.io|
 |Azure Container Service (ACS) (deprecated)|*.azurecontainer.io|
 |[Azure Content Delivery Network (CDN)](https://azure.microsoft.com/services/cdn/)|*.vo.msecnd.net|
 |[Azure Files](../../storage/files/storage-files-introduction.md)|*.file.core.windows.net|
 |[Azure Front Door](https://azure.microsoft.com/services/frontdoor/)|*.azurefd.net|
+|[Azure Key Vault](../../key-vault/general/overview.md)| *.vault.azure.net|
 |Azure Management Services|*.management.core.windows.net|
 |[Azure Media Services](https://azure.microsoft.com/services/media-services/)|*.origin.mediaservices.windows.net|
 |[Azure Mobile Apps](https://azure.microsoft.com/services/app-service/mobile/)|*.azure-mobile.net|