# Twilio: Silent Network Authentication (SNA) Failure Increase in Philippines

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-10-15 08:56 UTC · Resolved: 2026-10-15 13:30 UTC · Duration: 4.6 h
- Updates: 5 · Affected components: CARRIER NETWORK - Verify Silent Network Auth, Verify Silent Network Auth
- [Vendor status page: https://stspg.io/3s6kt3ygb8q7](https://stspg.io/3s6kt3ygb8q7)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **investigating** 2026-10-15 08:56 UTC: Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. Our team is actively investigating the issue. API transactions may temporarily fail over to secondary methods like SMS OTP. We will provide another update in 1 hour or as soon as more information becomes available.
- **identified** 2026-10-15 09:29 UTC: Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. API transactions may temporarily fail over to secondary methods like SMS OTP. 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** 2026-10-15 10:30 UTC: Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. API transactions may temporarily fail over to secondary methods like SMS OTP. 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** 2026-10-15 11:24 UTC: We have observed recovery in API transactions for Silent Network Authentication (SNA) in the Philippines and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- **resolved** 2026-10-15 13:30 UTC: The incident has been resolved and API transactions for Silent Network Authentication (SNA) in the Philippines are operating normally.


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Canonical: https://rewindex.com/company/twilio/incidents/yxn6m6ggq7tk · Markdown: https://rewindex.com/company/twilio/incidents/yxn6m6ggq7tk.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/yxn6m6ggq7tk · Generated 2026-10-18T10:41:43.816Z