---
title: sharedInfo
framework: cryptotokenkit
role: symbol
role_heading: Instance Property
path: cryptotokenkit/tktokenkeyexchangeparameters/sharedinfo
---

# sharedInfo

Returns shared information typically used during the key derivation (KDF) step of a key exchange algorithm.

## Declaration

```swift
var sharedInfo: Data? { get }
```

## Discussion

Discussion This property should be ignored if shared information isn’t used by the specified key exchange algorithm.

## See Also

### Accessing Parameters

- [requestedSize](cryptotokenkit/tktokenkeyexchangeparameters/requestedsize.md)