---
oid: "1.3.6.1.5.7"
description: "Security services"
last-modified: "2025-09-19"
parent-oid: "1.3.6.1.5"
---

## OID: `1.3.6.1.5.7`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) security(5) services(7)}
```

### Description

Security services

### Supplementary information

See the [register of child OIDs](https://www.iana.org/assignments/smi-numbers/smi-numbers.xhtml#smi-numbers-51).

**Creation date:** 1995-06

### Registrant

Name: IETF review
Assignment date: 1995-06

### Child OIDs

- `1.3.6.1.5.7.0`: `reserved(0)`
- `1.3.6.1.5.7.1`: `conf(1)`
- `1.3.6.1.5.7.2`: `integrity(2)`
- `1.3.6.1.5.7.3`: `doa(3)`
- `1.3.6.1.5.7.4`: `non-rep(4)`
- `1.3.6.1.5.7.5`: `acc(5)`
- `1.3.6.1.5.7.6`: `dflow(6)`
- `1.3.6.1.5.7.7`: `time(7)`

This is a [frozen OID](https://oid-base.com/faq.htm#leaf) (no more child OIDs can be added to the existing ones).

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