# Twilio: Silent Network Authentication (SNA) Failure Increase on Indosat in Indonesia

> Silent Network Authentication fails on the Indosat network in Indonesia. Twilio reports that the cause is identified and a fix is in progress. Transactions can move to secondary methods such as SMS OTP.

- Provider: [Twilio](https://outages.cc/twilio.md)
- Type: Incident
- State: identified
- Worst impact: Degraded performance
- Started: 2026-10-28 12:14 UTC
- Components: Verify Silent Network Auth, CARRIER NETWORK - Verify Silent Network Auth
- Official update: https://stspg.io/ztbjh512mvbc

## Updates from Twilio

### identified, 2026-10-31 21:45 UTC

Twilio customers may be experiencing verification failures during API transactions for Silent Network Authentication (SNA) on Indosat in Indonesia. 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 24 hours or as soon as more information becomes available.