---
title: myPeerID
framework: multipeerconnectivity
role: symbol
role_heading: Instance Property
path: multipeerconnectivity/mcsession/mypeerid
---

# myPeerID

A local identifier that represents the device on which your app is currently running.

## Declaration

```swift
var myPeerID: MCPeerID { get }
```

## Discussion

Discussion You set this value when you initialize the session object. It cannot be changed later.

## See Also

### Creating a Session

- [init(peer:)](multipeerconnectivity/mcsession/init(peer:).md)
- [init(peer:securityIdentity:encryptionPreference:)](multipeerconnectivity/mcsession/init(peer:securityidentity:encryptionpreference:).md)
- [delegate](multipeerconnectivity/mcsession/delegate.md)
- [encryptionPreference](multipeerconnectivity/mcsession/encryptionpreference.md)
- [securityIdentity](multipeerconnectivity/mcsession/securityidentity.md)