---
oid: "1.3.132.0.33"
description: "\"SEC 2\" recommended elliptic curve domain \"secp224r1\""
last-modified: "2022-11-29"
parent-oid: "1.3.132.0"
---

## OID: `1.3.132.0.33`

```asn1
{iso(1) identified-organization(3) certicom(132) curve(0) ansip224r1(33)}
```

Other identifiers that can be used in the last arc of the ASN.1 notation: `secp224r1`

### Description

"SEC 2" recommended elliptic curve domain "secp224r1"

### Supplementary information

See "[SEC 2: Recommended Elliptic Curve Domain Parameters](http://www.secg.org/sec2-v2.pdf)". 
 
See also IETF [RFC 5480](https://www.rfc-editor.org/rfc/rfc5480.html).

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