Twilio incident
User Authentication Identity SNA Failure Increase for AT&T in United States
Resolved after 3 hours 40 minutes, affecting Verify Silent Network Auth, on August 17, 2026.
The incident has been resolved and User Authentication Identity SNA failure increase for AT&T in the United States is operating normally.
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.
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