---
oid: "1.2.840.113549.1"
asn1-notation: "{iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1)}"
description: "Public-Key Cryptography Standards (PKCS)"
last-modified: "2020-09-01"
tags: [oid-repository]
---

## OID: `1.2.840.113549.1` (last updated: 2020-09-01)

```asn1
{iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1)}
```

### Description

Public-Key Cryptography Standards (PKCS)

### Supplementary information

See IETF [RFC 8018](https://www.rfc-editor.org/rfc/rfc8018.html). 
 
See [child OIDs](https://sites.google.com/site/sumi2nook/home/codes/other/pe/oid).

### Registrant

Name: RSA Data Security Inc.
Address: RSA Security Corporate Headquarters 
20 Crosby Drive 
Bedford, MA 01730 
United States (the)
Phone: +1 781 301 5000

### Child OIDs

- `1.2.840.113549.1.1`: `pkcs-1(1)`
- `1.2.840.113549.1.2`: `pkcs-2(2)`
- `1.2.840.113549.1.3`: `pkcs-3(3)`
- `1.2.840.113549.1.4`: `pcks-4(4)`
- `1.2.840.113549.1.5`: `pkcs-5(5)`
- `1.2.840.113549.1.6`: `pkcs-6(6)`
- `1.2.840.113549.1.7`: `pkcs-7(7)`
- `1.2.840.113549.1.8`: `pkcs-8(8)`
- `1.2.840.113549.1.9`: `pkcs-9(9)`
- `1.2.840.113549.1.10`: `pkcs-10(10)`
- `1.2.840.113549.1.11`: `pkcs-11(11)`
- `1.2.840.113549.1.12`: `pkcs-12(12)`
- `1.2.840.113549.1.13`: `pkcs-13(13)`
- `1.2.840.113549.1.14`: `pkcs-14(14)`
- `1.2.840.113549.1.15`: `pkcs-15(15)`
- `1.2.840.113549.1.16`: `id-smime(16)`

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