# IRPCVaultLoginsAdmin.SetVaultLoginPasswordHash

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Administration API](https://developer.m-files.com/APIs/gRPC-API/admin/index.md) > [Vault login accounts](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/SetVaultLoginPasswordHash/

Badges: `Administration API / specialized` `admin` `session` `idempotent`

Sets the password of a vault login from a password hash.

- **Service:** [Vault login accounts](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/index.md) `MFiles.IRPCVaultLoginsAdmin`
- **gRPC method:** `/MFiles.IRPCVaultLoginsAdmin/SetVaultLoginPasswordHash`
- **HTTP (mf-http-grpc):** `POST /grpc/v1/set-vault-login-password-hash`
- **Request:** [`SetVaultLoginPasswordHashRequest`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/SetVaultLoginPasswordHash/index.md#request)
- **Response:** [`SetVaultLoginPasswordHashResponse`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/SetVaultLoginPasswordHash/index.md#response)
- **Book and level:** Administration API, specialized
- **Kind:** admin
- **Session:** Required: the session ID from LogIn in the mfiles-session-id-bin metadata.
- **Idempotent:** yes
- **Returns metadata structure version:** no
- **Streaming:** none (unary)

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## Remarks

- Requires the vault right `manage_users`. An unknown account fails with "Not found.". Only
  M-Files logins have a password; Windows logins authenticate against Windows.

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## Request: SetVaultLoginPasswordHashRequest

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `account_name` | `string` | The account name of the login. |
| `password_hash` | `string` | Legacy field. Leave empty and use `password_info`. |
| `password_info` | [`PasswordInfo`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.PasswordInfo/index.md) | The new password hash, for example as read with [GetVaultLoginPasswordHash](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultLoginsAdmin/GetVaultLoginPasswordHash/index.md). |
| `password_info.hash` | `string` | Password hash. |
| `password_info.hash_algorithm` | [`PasswordHashAlgorithm`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.PasswordHashAlgorithm/index.md) | Password hash algorithm. Values: `PASSWORD_HASH_ALGORITHM_MD5` (0), `PASSWORD_HASH_ALGORITHM_UNDEFINED` (1), `PASSWORD_HASH_ALGORITHM_PBKDF2_WITH_SHA512_AND100000_ITERS` (2). |
| `password_info.salt` | `string` | Password salt. |
| `password_info.encryption` | [`PasswordEncryption`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.PasswordEncryption/index.md) | Encryption algorithm used to protect the password hash. Values: `PASSWORD_ENCRYPTION_RC4` (0), `PASSWORD_ENCRYPTION_UNENCRYPTED` (1), `PASSWORD_ENCRYPTION_AES256` (2). |

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## Response: SetVaultLoginPasswordHashResponse

No fields.