Twilio incident
User Authentication Identity SNA Failure Increase for AT&T in United States
Twilio experienced a minor incident on August 17, 2026 affecting Verify Silent Network Auth, lasting 3h 40m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 17, 2026, 06:54 PM UTC
Twilio customers may be experiencing User Authentication Identity SNA failure increase for AT&T in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Aug 17, 2026, 07:09 PM UTC
Twilio customers may be experiencing User Authentication Identity SNA failure increase for AT&T in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Aug 17, 2026, 08:16 PM UTC
Twilio customers may be experiencing User Authentication Identity SNA failure increase for AT&T in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Aug 17, 2026, 10:04 PM UTC
We have observed a recovery in User Authentication Identity SNA failure increase for AT&T in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Aug 17, 2026, 10:34 PM UTC
The incident has been resolved and User Authentication Identity SNA failure increase for AT&T in the United States is operating normally.