---
title: kDNSServiceType_NSEC3
framework: dnssd
role: symbol
role_heading: Global Variable
path: dnssd/kdnsservicetype_nsec3
---

# kDNSServiceType_NSEC3

## Declaration

```swift
var kDNSServiceType_NSEC3: Int { get }
```

## Discussion

Discussion Hashed Authenticated Denial of Existence