IBM Security incident
We believe the issue with the SMS send failures has been resolved.
IBM Security experienced a notice incident on April 23, 2026 affecting Authentication with Cloud Directory (Cluster A) and Authentication with SAML Identity Provider (Cluster A) and 1 more component, lasting 23h 2m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 23, 2026, 11:00 PM UTC
We are currently investigating this issue.
- monitoring Apr 24, 2026, 04:19 AM UTC
Issue is mitigated and we are monitoring the system.
- identified Apr 24, 2026, 03:44 PM UTC
We are still experiencing a partial outage for SMS delivery to some US cellphone numbers. Our team is actively working with vendors to resolve the issue as quickly as possible.
- monitoring Apr 24, 2026, 04:41 PM UTC
We will continue to monitor.
- monitoring Apr 24, 2026, 04:42 PM UTC
We are continuing to monitor for any further issues.
- resolved Apr 24, 2026, 10:02 PM UTC
This incident has been resolved. We will still continue to monitor to ensure there are no regression issues.