---
title: SecItemAttr.securityDomainItemAttr
framework: security
role: symbol
role_heading: Case
path: security/secitemattr/securitydomainitemattr
---

# SecItemAttr.securityDomainItemAttr

Identifies the security domain attribute.

## Declaration

```swift
case securityDomainItemAttr
```

## Discussion

Discussion You use this tag to set or get a value that represents the Internet security domain. This is unique to Internet password attributes.