**Inheritance:**
java.lang.Object, com.aspose.ms.System.ValueType, com.aspose.ms.System.Enum
```
public final class PdfDigitalSignatureHashAlgorithm extends System.Enum
```

Specifies digital hash algorithm used by digital signature.
## Fields

| Field | Description |
| --- | --- |
| [Md5](#Md5) | Specifies a digital hash algorithm used by a digital signature. |
| [Sha1](#Sha1) | Specifies a digital hash algorithm used by a digital signature. |
| [Sha256](#Sha256) | Specifies a digital hash algorithm used by a digital signature. |
| [Sha384](#Sha384) | Specifies a digital hash algorithm used by a digital signature. |
| [Sha512](#Sha512) | Specifies a digital hash algorithm used by a digital signature. |
### Md5 {#Md5}
```
public static final int Md5
```


Specifies a digital hash algorithm used by a digital signature.

### Sha1 {#Sha1}
```
public static final int Sha1
```


Specifies a digital hash algorithm used by a digital signature.

### Sha256 {#Sha256}
```
public static final int Sha256
```


Specifies a digital hash algorithm used by a digital signature.

### Sha384 {#Sha384}
```
public static final int Sha384
```


Specifies a digital hash algorithm used by a digital signature.

### Sha512 {#Sha512}
```
public static final int Sha512
```


Specifies a digital hash algorithm used by a digital signature.