How to work with Russian Electronic Signature in Golang?

Question

Electronic digital signature

Who will tell you how to work with the Russian Electronic Signature (CryptoPro CSP) in Golang?
It is necessary to sign the document, check the correctness of the signed documents, check the ES itself for the OID of the policy. Thanks in advance.

Answer 1

Study their API ( https://www.cryptopro.ru/products/csp/usage#CryptoAPI ), then a program is written that pulls the necessary API methods.