---
oid: "1.3.14.3.2.29"
asn1-notation: "{iso(1) identified-organization(3) oiw(14) secsig(3) algorithms(2) sha1WithRSAEncryption(29)}"
description: "Rivest, Shamir and Adleman (RSA) algorithm that uses the Secure Hash Algorithm 1 (SHA1) (**obsolete**)"
last-modified: "2020-02-24"
---

## OID : `1.3.14.3.2.29`

```asn1
{iso(1) identified-organization(3) oiw(14) secsig(3) algorithms(2) sha1WithRSAEncryption(29)}
```

### Description

Rivest, Shamir and Adleman (RSA) algorithm that uses the Secure Hash Algorithm 1 (SHA1) (**obsolete**)

### Supplementary information

Identifier `sha1WithRSAEncryption` is mentioned in [Errata](https://www.rfc-editor.org/errata_search.php?rfc=3279) to IETF RFC 3279.

### Child OIDs

No child OID

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