Exclaimer incident
Customers using Username and Password for authentication not receiving secondary authentication code
Exclaimer experienced a minor incident on May 25, 2026 affecting UK: UI: Admin User Interface and AU: UI: Admin User Interface and 1 more component, lasting 6h 51m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 25, 2026, 04:00 AM UTC
We are investigating a possible service alert. Issue: Users are unable to receive any authentication tokens when attempting to login to https://portal.exclaimer.com using password login. The issue currently looks to only be affecting users who are logging into the Exclaimer portal using Password login. Logins using Microsoft/Google SSO currently get through without any issues. Symptoms: Users will be prompted to enter a token when trying to login to the portal but no authentication tokens are received in the user's registered email address.
- investigating May 25, 2026, 08:49 AM UTC
We are continuing to investigate the issue to determine the root cause. Our IT will report back shortly
- investigating May 25, 2026, 09:47 AM UTC
We are still continuing to investigate the issue to determine the root cause. Our IT will report back soon
- monitoring May 25, 2026, 10:32 AM UTC
Our engineers have found the issue and reverted a change. Authentication tokens are now being received and we are continuing to monitor.
- monitoring May 25, 2026, 10:32 AM UTC
We are continuing to monitor for any further issues.
- resolved May 25, 2026, 10:51 AM UTC
Engineers have confirmed that the previous service alert has been resolved. The service is now back to full health and is working as normal. Thank you for your patience.