---
oid: "1.3.6.1.4.1.311.3.3.1"
asn1-notation: "{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 311 3 3 1}"
description: "Timestamping signature (Ms-CounterSign)"
last-modified: "2017-06-13"
tags: [oid-repository]
---

## OID: `1.3.6.1.4.1.311.3.3.1` (last updated: 2017-06-13)

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 311 3 3 1}
```

### Description

Timestamping signature (Ms-CounterSign)

### Supplementary information

This is an unsigned attribute in an Authenticode signature that contains a PKCS#7 that timestamps the Portable Executable (PE) file signed by the Authenticode signature.

### Child OIDs

No child OID

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