---
title: none
framework: applearchive
role: symbol
role_heading: Type Property
path: applearchive/archiveencryptioncontext/signaturemode-swift.struct/none
---

# none

A constant that represents no signature.

## Declaration

```swift
static let none: ArchiveEncryptionContext.SignatureMode
```

## See Also

### Signature Mode Constants

- [ecdsa_p256](applearchive/archiveencryptioncontext/signaturemode-swift.struct/ecdsa_p256.md)