---
title: kSecAttrSecurityDomain
framework: security
role: symbol
role_heading: Global Variable
path: security/ksecattrsecuritydomain
---

# kSecAttrSecurityDomain

A key whose value is a string indicating the item’s security domain.

## Declaration

```swift
let kSecAttrSecurityDomain: CFString
```

## Discussion

Discussion The corresponding value is of type CFString and represents the Internet security domain. Items of class kSecClassInternetPassword have this attribute.