Help for Digital Signature implementation in SRM

Hi All,

We want to implement digital signature (using token) with signature strategy for bidding process in SRM.

I am from SRM functional side, Can you please tell me

1. what are pre requisites /components required for digital signature installation?

2.step by step process for digital signature implementation.

3.Is there any OSS note available for DS implementation?

Thanks in advance,

Regards,

Anannya.