Identified - We are tracking reports of "Forbidden" errors during Office 365 backups caused by a recent Microsoft Exchange Online behavior change. This affects specific tenants and mailboxes using EWS.
Exchange Online jobs may show User Mailboxes reporting a Mailbox Status of: Throttling from Exchange, Failed to process mailbox due to [The request failed. Forbidden]
We will be doing quick maintenance to ensure the best experience for our customers.We will be back shortly and operations that were in progress will immediately resume. Posted on
May 10, 2026 - 08:02 UTC
Resolved -
This incident has been resolved.
May 7, 20:06 UTC
Update -
We are continuing to monitor for any further issues.
Apr 29, 15:55 UTC
Monitoring -
The maintenance was completed approximately 30 minutes ago and we are continuing to monitor.
Apr 28, 20:01 UTC
Update -
We are performing emergency maintenance on our systems. This maintenance is not expected to impact backup operations and should be transparent to customers. We will provide an update once maintenance has been completed.
Apr 28, 18:49 UTC
Identified -
We are currently experiencing intermittent access issues with Command Center logins. Our team has identified the root cause and is actively working to resolve the issue as quickly as possible. We’ll provide updates as progress continues.
Apr 27, 14:03 UTC
Completed -
The scheduled maintenance has been completed.
May 6, 08:30 UTC
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 6, 07:00 UTC
Scheduled -
We will be doing quick maintenance to ensure the best experience for our customers.We will be back shortly and operations that were in progress will immediately resume.
May 3, 08:01 UTC
Completed -
The scheduled maintenance has been completed.
Apr 29, 08:30 UTC
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Apr 29, 07:00 UTC
Scheduled -
We will be doing quick maintenance to ensure the best experience for our customers.We will be back shortly and operations that were in progress will immediately resume.
Apr 26, 08:01 UTC