---
oid: "2.5.6"
asn1-notation: "{joint-iso-itu-t(2) ds(5) objectClass(6)}"
description: "Information object classes"
last-modified: "2017-06-19"
tags: [oid-repository]
---

## OID: `2.5.6`

```asn1
{joint-iso-itu-t(2) ds(5) objectClass(6)}
```

### Description

Information object classes

### Supplementary information

For more information, see Rec. ITU-T X.501 | ISO/IEC 9594-2.

### Child OIDs

- [OID `2.5.6.0`](https://oid-base.com/get-md/2.5.6.0): `top(0)`
- [OID `2.5.6.1`](https://oid-base.com/get-md/2.5.6.1): `alias(1)`
- [OID `2.5.6.2`](https://oid-base.com/get-md/2.5.6.2): `country(2)`
- [OID `2.5.6.3`](https://oid-base.com/get-md/2.5.6.3): `locality(3)`
- [OID `2.5.6.4`](https://oid-base.com/get-md/2.5.6.4): `organization(4)`
- [OID `2.5.6.5`](https://oid-base.com/get-md/2.5.6.5): `organizationalUnit(5)`
- [OID `2.5.6.6`](https://oid-base.com/get-md/2.5.6.6): `person(6)`
- [OID `2.5.6.7`](https://oid-base.com/get-md/2.5.6.7): `organizationalPerson(7)`
- [OID `2.5.6.8`](https://oid-base.com/get-md/2.5.6.8): `organizationalRole(8)`
- [OID `2.5.6.9`](https://oid-base.com/get-md/2.5.6.9): `groupOfNames(9)`
- [OID `2.5.6.10`](https://oid-base.com/get-md/2.5.6.10): `residentialPerson(10)`
- [OID `2.5.6.11`](https://oid-base.com/get-md/2.5.6.11): `applicationProcess(11)`
- [OID `2.5.6.12`](https://oid-base.com/get-md/2.5.6.12): `applicationEntity(12)`
- [OID `2.5.6.13`](https://oid-base.com/get-md/2.5.6.13): `dSA(13)`
- [OID `2.5.6.14`](https://oid-base.com/get-md/2.5.6.14): `device(14)`
- [OID `2.5.6.15`](https://oid-base.com/get-md/2.5.6.15): `strongAuthenticationUser(15)`
- [OID `2.5.6.16`](https://oid-base.com/get-md/2.5.6.16): `certificationAuthority(16)`
- [OID `2.5.6.17`](https://oid-base.com/get-md/2.5.6.17): `groupOfUniqueNames(17)`
- [OID `2.5.6.18`](https://oid-base.com/get-md/2.5.6.18): `userSecurityInformation(18)`
- [OID `2.5.6.19`](https://oid-base.com/get-md/2.5.6.19): `cRLDistributionPoint(19)`
- [OID `2.5.6.20`](https://oid-base.com/get-md/2.5.6.20): `dmd(20)`
- [OID `2.5.6.21`](https://oid-base.com/get-md/2.5.6.21): `pkiUser(21)`
- [OID `2.5.6.22`](https://oid-base.com/get-md/2.5.6.22): `pkiCA(22)`
- [OID `2.5.6.23`](https://oid-base.com/get-md/2.5.6.23): `deltaCRL(23)`
- [OID `2.5.6.24`](https://oid-base.com/get-md/2.5.6.24): `pmiUser(24)`
- [OID `2.5.6.25`](https://oid-base.com/get-md/2.5.6.25): `pmiAA(25)`
- [OID `2.5.6.26`](https://oid-base.com/get-md/2.5.6.26): `pmSOA(26)`
- [OID `2.5.6.27`](https://oid-base.com/get-md/2.5.6.27): `attCertCRLDistributionPts(27)`
- [OID `2.5.6.28`](https://oid-base.com/get-md/2.5.6.28): `parent(28)`
- [OID `2.5.6.29`](https://oid-base.com/get-md/2.5.6.29): `child(29)`
- [OID `2.5.6.30`](https://oid-base.com/get-md/2.5.6.30): `cpCps(30)`
- [OID `2.5.6.31`](https://oid-base.com/get-md/2.5.6.31): `pkiCertPath(31)`
- [OID `2.5.6.32`](https://oid-base.com/get-md/2.5.6.32): `privilegePolicy(32)`
- [OID `2.5.6.33`](https://oid-base.com/get-md/2.5.6.33): `pmiDelegationPath(33)`
- [OID `2.5.6.34`](https://oid-base.com/get-md/2.5.6.34): `id-oc-protectedPrivilegePolicy(34)`
- [OID `2.5.6.35`](https://oid-base.com/get-md/2.5.6.35): `id-oc-oidC1obj(35)`
- [OID `2.5.6.36`](https://oid-base.com/get-md/2.5.6.36): `id-oc-oidC2obj(36)`
- [OID `2.5.6.37`](https://oid-base.com/get-md/2.5.6.37): `id-oc-oidCobj(37)`
- [OID `2.5.6.38`](https://oid-base.com/get-md/2.5.6.38): `id-oc-isoTagInfo(38)`
- [OID `2.5.6.39`](https://oid-base.com/get-md/2.5.6.39): `id-oc-isoTagType(39)`
- [OID `2.5.6.40`](https://oid-base.com/get-md/2.5.6.40): `id-oc-integrityInfo(40)`
- [OID `2.5.6.41`](https://oid-base.com/get-md/2.5.6.41): `id-oc-userPwdClass(41)`
- [OID `2.5.6.42`](https://oid-base.com/get-md/2.5.6.42): `id-oc-urnCobj(42)`
- [OID `2.5.6.43`](https://oid-base.com/get-md/2.5.6.43): `id-oc-epcTagInfoObj(43)`
- [OID `2.5.6.44`](https://oid-base.com/get-md/2.5.6.44): `id-oc-epcTagTypeObj(44)`

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[Terms of use](https://oid-base.com/disclaimer.htm.md)