# US SMS Authentication Service Degraded

- Provider: [Affirm](https://down.guide/affirm)
- Level: confirmed
- Impact: Degraded
- lasted 14h 17m
- started 2026-04-18 02:15 UTC
- US
- us
- id: DWN-c47b8fd134
- Official page: https://stspg.io/s1j17tf92f9g

## Updates from Affirm
### 2026-04-18 02:15 UTC: investigating
We are currently investigating an increase in our SMS PIN retry rate affecting Affirm Checkout in the US

### 2026-04-18 02:43 UTC: identified
We have identified the cause of the SMS retry rate and are investigating potential mitigations.

### 2026-04-18 03:03 UTC: identified
We are still observing elevated PIN retry rates for users in US. There is a central point of failure effecting multiple 3rd party SMS providers. Users who retry are successfully completing checkouts. We will continue to monitor the situation and update as it progresses.

### 2026-04-18 04:15 UTC: identified
PIN retry rates for users in US remain unchanged. There is a central point of failure effecting multiple 3rd party SMS providers. Users who retry are successfully completing checkouts. We will continue to monitor the situation and update as it progresses.

### 2026-04-18 05:37 UTC: monitoring
We were able to cutover traffic to a recovered SMS service and have observed recovery. We will continue to monitor before resolving the incident.

### 2026-04-18 16:31 UTC: resolved
This incident has been resolved.

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