Signatures not being applied to some messages

Update timeline

1. investigating Mar 20, 2026, 02:59 PM UTC

   We are currently investigating an issue where signatures are not being applied to messages at this time. There is no impact on mail flow; emails will continue to be routed through Exclaimer without issue. If you have any ongoing issues or concerns, please reach out to our Support Team, who will be able to assist.

2. investigating Mar 20, 2026, 04:02 PM UTC

   We are continuing to investigate the issue.

3. monitoring Mar 20, 2026, 05:22 PM UTC

   Exclaimer Engineers have been able to identify a possible cause and have performed a change to help address the issue being seen. Signatures now look to be getting applied to all messages as expected, and engineers will continue to monitor.

4. resolved Mar 23, 2026, 11:18 AM UTC

   After extended monitoring over the weekend, we have been able to confirm the issue has been resolved and there have been no further errors or missed signatures for our customers. Customers who are continuing to see issues should contact our support team, who will be happy to help investigate any issues you may be seeing.