---
title: none
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/streamsocketsecuritylevel/none
---

# none

Specifies that no security level be set for a socket stream.

## Declaration

```swift
static let none: StreamSocketSecurityLevel
```

## See Also

### Type Properties

- [negotiatedSSL](foundation/streamsocketsecuritylevel/negotiatedssl.md)
- [ssLv2](foundation/streamsocketsecuritylevel/sslv2.md)
- [ssLv3](foundation/streamsocketsecuritylevel/sslv3.md)
- [tlSv1](foundation/streamsocketsecuritylevel/tlsv1.md)