# eRFID\_CertificateType

`eRFID_CertificateType` enumeration contains a set of constants that define the type of certificate used in the procedure of document security object digital signature verification.

```java
public class eRFID_CertificateType {
    public static final int CT_UNDEFINED = 0;
    public static final int CT_CSCA = 1;
    public static final int CT_CSCA_LINK = 2;
    public static final int CT_DS = 3;
    public static final int CT_MLS = 4;
    public static final int CT_DEV_LS = 5;
    public static final int CT_DEF_LS = 6;
}
```

| Constant           | Description          |
| ------------------ | -------------------- |
| **CT\_UNDEFINED**  | type is not defined  |
| **CT\_CSCA**       | CSCA                 |
| **CT\_CSCA\_LINK** | CSCA-link            |
| **CT\_DS**         | DS                   |
| **CT\_MLS**        | Master List signer   |
| **CT\_DEV\_LS**    | Deviaton List signer |
| **CT\_DEF\_LS**    | Defect List signer   |