---
title: MCEncryptionPreference
framework: multipeerconnectivity
role: symbol
role_heading: Enumeration
path: multipeerconnectivity/mcencryptionpreference
---

# MCEncryptionPreference

Indicates whether a session should use encryption when communicating with nearby peers.

## Declaration

```swift
enum MCEncryptionPreference
```

## Topics

### Constants

- [MCEncryptionPreference.optional](multipeerconnectivity/mcencryptionpreference/optional.md)
- [MCEncryptionPreference.required](multipeerconnectivity/mcencryptionpreference/required.md)
- [MCEncryptionPreference.none](multipeerconnectivity/mcencryptionpreference/none.md)

### Initializers

- [init(rawValue:)](multipeerconnectivity/mcencryptionpreference/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Constants

- [MCSessionSendDataMode](multipeerconnectivity/mcsessionsenddatamode.md)
- [MCSessionState](multipeerconnectivity/mcsessionstate.md)
- [MCError.Code](multipeerconnectivity/mcerror/code.md)
- [Multipeer Connectivity Error Domain](multipeerconnectivity/multipeer_connectivity_error_domain.md)
- [Minimum and Maximum Supported Peers](multipeerconnectivity/minimum_and_maximum_supported_peers.md)