## MedplumSourceInfraConfig.cacheSecurityGroupId property [​](/content/docs/sdk/core.medplumsourceinfraconfig.cachesecuritygroupid#medplumsourceinfraconfigcachesecuritygroupid-property/index.html)

**Signature:**

```typescript
cacheSecurityGroupId?: ValueOrExternalSecret<string>;
```  
- [MedplumSourceInfraConfig.cacheSecurityGroupId property](/content/docs/sdk/core.medplumsourceinfraconfig.cachesecuritygroupid#medplumsourceinfraconfigcachesecuritygroupid-property/index.html)