## MedplumSourceInfraConfig.mtlsSslCertArn property [​](/content/docs/sdk/core.medplumsourceinfraconfig.mtlssslcertarn#medplumsourceinfraconfigmtlssslcertarn-property/index.html)

**Signature:**

```typescript
mtlsSslCertArn?: ValueOrExternalSecret<string>;
```

- [MedplumSourceInfraConfig.mtlsSslCertArn property](/content/docs/sdk/core.medplumsourceinfraconfig.mtlssslcertarn#medplumsourceinfraconfigmtlssslcertarn-property/index.html)