# Twilio: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom

- Impact (vendor’s label): minor
- Status: monitoring · edited after publishing
- Started: 2026-10-24 18:42 UTC · Resolved: not resolved · Duration: ongoing
- Updates: 6 · Affected components: CARRIER NETWORK - Verify Silent Network Auth, Verify Silent Network Auth
- [Vendor status page: https://status.twilio.com/incidents/mddcy8x4rqrl](https://status.twilio.com/incidents/mddcy8x4rqrl)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **investigating** 2026-10-24 18:42 UTC: Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom. 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.
- **investigating** 2026-10-24 19:43 UTC: Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom. 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 2 hours or as soon as more information becomes available.
- **investigating** 2026-10-24 22:20 UTC: Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom. 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 4 hours or as soon as more information becomes available.
- **investigating** 2026-10-25 02:20 UTC: Twilio customers may be experiencing device verification timeouts during API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom. 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 8 hours or as soon as more information becomes available.
- **monitoring** 2026-10-25 05:10 UTC: We have observed the recovery in API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- **monitoring** 2026-10-25 07:15 UTC: We have observed the recovery in API transactions for Silent Network Authentication (SNA) on Vodafone in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

## Rewindex changes for this incident

- 2026-10-24 19:53 UTC: [Incident updated: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom](https://rewindex.com/change/r66cbd0813b8347.md)
- 2026-10-24 22:23 UTC: [Incident updated: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom](https://rewindex.com/change/r52df3f6b3362ca.md)
- 2026-10-25 02:23 UTC: [Incident updated: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom](https://rewindex.com/change/r0663ff0c2697f7.md)
- 2026-10-25 05:13 UTC: [Incident updated: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom](https://rewindex.com/change/r0f06aefd6aca20.md)
- 2026-10-25 07:23 UTC: [Incident updated: Silent Network Authentication (SNA) Missing Redirects on Vodafone in United Kingdom](https://rewindex.com/change/r7160beee9fbbd7.md)


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Canonical: https://rewindex.com/company/twilio/incidents/mddcy8x4rqrl · Markdown: https://rewindex.com/company/twilio/incidents/mddcy8x4rqrl.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/mddcy8x4rqrl · Generated 2026-10-25T09:06:21.540Z