## ECDsaBotan::SignHash method


Computes the signature of specified input value.

```cpp
ByteArrayPtr System::Security::Cryptography::ECDsaBotan::SignHash(const ByteArrayPtr &hash) override
```


| Parameter | Type | Description |
| --- | --- | --- |
| hash | const ByteArrayPtr\& | Hash value of data to be signed. |

### ReturnValue

ECDSA signature for specified hash.

## See Also

* Typedef [ByteArrayPtr](../../../system/bytearrayptr/)
* Class [ECDsaBotan](../)
* Namespace [System::Security::Cryptography](../../)
* Library [Aspose.PDF for C++](../../../)