> Starting at 01:57 UTC on 21 January 2024, customers using Azure Resource Manager might experience errors when trying to access the Azure Portal, Azure Key Vault and other Microsoft services.

> [08:00 UTC] Current Status: The impact has been mitigated for most regions, except for West Europe. Customers should observe the recovery of services in the affected areas. Further updates will be provided as the situation progresses.

Over 6 hours now in 'my' region. Can confirm that seemingly nothing really works in the portal.

Pretty interesting it is a Global one. Probably either/ or combination of faulty build being deployed and certificates/ secrets expiring.