---
oid: "1.3.6.1.5.5.8.3"
asn1-notation: "{iso(1) identified-organization(3) dod(6) internet(1) security(5) mechanisms(5) ipsec(8) asn1-modules(3)}"
description: "ASN.1 modules"
last-modified: "2017-01-31"
---

## OID : `1.3.6.1.5.5.8.3`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) security(5) mechanisms(5) ipsec(8) asn1-modules(3)}
```

### Description

ASN.1 modules

### Supplementary information

Defined in IETF [RFC 4301](https://www.rfc-editor.org/rfc/rfc4301.html), clause 12.
See the [register of child OIDs](https://www.iana.org/assignments/smi-numbers/smi-numbers.xhtml#smi-numbers-35).

### Child OIDs

- [OID `1.3.6.1.5.5.8.3.0`](https://oid-base.com/get-md/1.3.6.1.5.5.8.3.0): `reserved(0)`
- [OID `1.3.6.1.5.5.8.3.1`](https://oid-base.com/get-md/1.3.6.1.5.5.8.3.1): `spd-module(1)`

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