OpenIntegrations/docs/en/md/HTTP-client/Authorization/Set-o-auth-v1-algorithm.mdx

---
sidebar_position: 5
description: Set OAuth V1 algorithm  and other functions to work with HTTP-client in the Open Integration Package, a free open-source integration library for 1C:Enterprise 8, OneScript and CLI
keywords: [1C, 1С, 1С:Enterprise, 1С:Enterprise 8.3, API, Integration, Services, Exchange, OneScript, CLI, HTTP-client]
---

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# Set OAuth V1 algorithm 
 Changes the algorithm for OAuth signatures



`Function SetOAuthV1Algorithm(Val Algorithm, Val HashFunction) Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | Algorithm | - | String | ✔ | Encryption algorithm: HMAC, RSA |
  | HashFunction | - | String | ✔ | Hash function for signature: SHA1, SHA256 |

  
  Returns:  DataProcessorObject.OPI_HTTPClient - This processor object

<br/>


:::caution
**NOCLI:** this method is not available in CLI version
:::
<br/>



```bsl title="1C:Enterprise/OneScript code example"
    URL = FunctionParameters["HTTP_URL"];
    URL = URL + "/get";

    Token       = "***";
    Secret      = "***";
    UsersKey    = "***";
    UsersSecret = "***";
    Version     = "1.0";

    Result = OPI_HTTPRequests.NewRequest()
        .Initialize(URL)
        .AddOAuthV1Authorization(Token, Secret, UsersKey, UsersSecret, Version)
        .SetOAuthV1Algorithm("HMAC", "SHA1") // <---
        .ProcessRequest("GET")
        .ReturnResponseAsJSONObject();
```