---
title: uddiIdentifierBag
description: The value of this attribute holds information about common forms of identification, such as D-U-N-S numbers, and tax identifiers.
component: pingds
version: 8.1
page_id: pingds:schemaref:at-uddiIdentifierBag
canonical_url: https://docs.pingidentity.com/pingds/8.1/schemaref/at-uddiIdentifierBag.html
---

# uddiIdentifierBag

The value of this attribute holds information about common forms of identification, such as D-U-N-S numbers, and tax identifiers.

The value can optionally be prefixed with a template model and key name, as in `#_t-model_#_key-name_#_key-value_`. Only *key-value* is mandatory.

|                             |                                                                                    |
| --------------------------- | ---------------------------------------------------------------------------------- |
| *OID*                       | 1.3.6.1.1.10.4.14                                                                  |
| *Names*                     | uddiIdentifierBag                                                                  |
| *Description*               | identification information                                                         |
| *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*              | false: multiple values allowed                                                     |
| *User modification allowed* | true                                                                               |
| *Usage*                     | userApplications                                                                   |
| *Origin*                    | [RFC 4403](https://datatracker.ietf.org/doc/html/rfc4403)                          |
| *Schema file*               | 03-uddiv3.ldif                                                                     |
| *Used by*                   | [uddiBusinessEntity](oc-uddiBusinessEntity.html), [uddiTModel](oc-uddiTModel.html) |