---
title: kSecTransformActionProcessData
framework: security
role: symbol
role_heading: Global Variable
path: security/ksectransformactionprocessdata
---

# kSecTransformActionProcessData

An action that triggers to process the data of an attribute.

## Declaration

```swift
let kSecTransformActionProcessData: CFString
```

## Discussion

Discussion Overrides the standard data processing for an attribute. This is almost exclusively used for processing the input attribute as the return value of their block sets the output attribute. This is used with the SecTransformOverrideAttributeAction block.