---
title: NSStreamSocketSSLErrorDomain
framework: foundation
role: symbol
role_heading: Global Variable
path: foundation/nsstreamsocketsslerrordomain
---

# NSStreamSocketSSLErrorDomain

The error domain used by NSError when reporting SSL errors.

## Declaration

```swift
let NSStreamSocketSSLErrorDomain: String
```

## See Also

### Error Domains

- [NSCocoaErrorDomain](foundation/nscocoaerrordomain.md)
- [NSPOSIXErrorDomain](foundation/nsposixerrordomain.md)
- [NSOSStatusErrorDomain](foundation/nsosstatuserrordomain.md)
- [NSMachErrorDomain](foundation/nsmacherrordomain.md)
- [NSURLErrorDomain](foundation/nsurlerrordomain.md)
- [NSStreamSOCKSErrorDomain](foundation/nsstreamsockserrordomain.md)