Microsoft says bug, sorry, 'a latent defect' in Safe Deployment Process system downed Azure Active Directory

We're taking steps to prevent this from happening again, says Redmond

Microsoft has blamed a software bug for the service disruption on Monday and Tuesday that affected customers using Azure Active Directory-dependent applications.…

via The Register - Data Centre: Cloud
https://go.theregister.com/feed/www.theregister.com/2020/10/02/microsoft_azure_bug/