---
title: ldapSyntaxes
description: This operational attribute used in LDAP schema defines syntaxes, which specify encodings used in LDAP.
component: pingds
version: 8.1
page_id: pingds:schemaref:at-ldapSyntaxes
canonical_url: https://docs.pingidentity.com/pingds/8.1/schemaref/at-ldapSyntaxes.html
---

# ldapSyntaxes

This operational attribute used in LDAP schema defines syntaxes, which specify encodings used in LDAP.

|                             |                                                                                    |
| --------------------------- | ---------------------------------------------------------------------------------- |
| *OID*                       | 1.3.6.1.4.1.1466.101.120.16                                                        |
| *Names*                     | ldapSyntaxes                                                                       |
| *Syntax*                    | [LDAPSyntaxDescription](s-LDAPSyntaxDescription.html)                              |
| *Equality matching rule*    | [objectIdentifierFirstComponentMatch](mr-objectIdentifierFirstComponentMatch.html) |
| *Single value*              | false: multiple values allowed                                                     |
| *User modification allowed* | true                                                                               |
| *Usage*                     | directoryOperation                                                                 |
| *Origin*                    | [RFC 4512](https://datatracker.ietf.org/doc/html/rfc4512)                          |
| *Schema file*               | 00-core.ldif                                                                       |