The type of signature.
| Name | Type | Value | Description |
|---|---|---|---|
| PKCS1 | str | "PKCS1" | Represents signature object regarding PKCS#1 standard. RSA encryption algorithm and SHA-1 digest method are used for signing. |
| PKCS7 | str | "PKCS7" | Represents the PKCS#7 object that conform to the PKCS#7 specification in Internet RFC 2315, PKCS #7: Cryptographic Message Syntax, Version 1.5. The SHA1 digest of the document's byte range is encapsulated in the PKCS#7 SignedData field. |
| PKCS7DETACHED | str | "PKCS7Detached" | Represents the PKCS#7 object that conform to the PKCS#7 specification in Internet RFC 2315, PKCS #7: Cryptographic Message Syntax, Version 1.5. The original signed message digest over the document's byte range is incorporated as the normal PKCS#7 SignedData field. No data shall is encapsulated in the PKCS#7 SignedData field. |