---
title: errSecInvalidAttributeSymmetricKeyFormat
framework: security
role: symbol
role_heading: Global Variable
path: security/errsecinvalidattributesymmetrickeyformat
---

# errSecInvalidAttributeSymmetricKeyFormat

A symmetric key format attribute is not valid.

## Declaration

```swift
var errSecInvalidAttributeSymmetricKeyFormat: OSStatus { get }
```