Using HMAC SHA256 in Ruby

Question

I\'m trying to apply HMAC-SHA256 for generate a key for an Rest API.

I\'m doing something like this:

def generateTransactionHash(stringToHash)
  key          


        

Answer 1

Try This:

hmac = OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha256'), key, data)