---
title: uddiServiceKey
description: The value of this attribute uniquely identifies a UDDI business service.
component: pingds
version: 8.1
page_id: pingds:schemaref:at-uddiServiceKey
canonical_url: https://docs.pingidentity.com/pingds/8.1/schemaref/at-uddiServiceKey.html
---

# uddiServiceKey

The value of this attribute uniquely identifies a UDDI business service.

This value should be empty when saving a new UDDI business service structure.

This attribute is optional for a business service whose parent already has a business key.

|                             |                                                                                                        |
| --------------------------- | ------------------------------------------------------------------------------------------------------ |
| *OID*                       | 1.3.6.1.1.10.4.17                                                                                      |
| *Names*                     | uddiServiceKey                                                                                         |
| *Description*               | businessService unique identifier                                                                      |
| *Syntax*                    | [DirectoryString](s-DirectoryString.html)                                                              |
| *Equality matching rule*    | [caseIgnoreMatch](mr-caseIgnoreMatch.html)                                                             |
| *Ordering matching rule*    | [caseIgnoreOrderingMatch](mr-caseIgnoreOrderingMatch.html)                                             |
| *Substring matching rule*   | [caseIgnoreSubstringsMatch](mr-caseIgnoreSubstringsMatch.html)                                         |
| *Single value*              | true                                                                                                   |
| *User modification allowed* | true                                                                                                   |
| *Usage*                     | userApplications                                                                                       |
| *Origin*                    | [RFC 4403](https://datatracker.ietf.org/doc/html/rfc4403)                                              |
| *Schema file*               | 03-uddiv3.ldif                                                                                         |
| *Used by*                   | [uddiBindingTemplate](oc-uddiBindingTemplate.html), [uddiBusinessService](oc-uddiBusinessService.html) |