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Question:

How do I sign plain text and private key

May 09 '15 at 20:10

I would like to ask straight to the point. How do I sign plain text and private key (.pfx) using Algorithm, Encoding and Key Length below. (PKCS #1 SHA-1 Encryption)

> Signature Algorithm: SHA1RSA Hash:
> SHA1 RSAKey Length: 2048 Signature
> encoding:Base64

Answer

Does this example help? Just change the "hex" encoding to "base64" and I think it will do what you want:

RSA Sign with PFX