class Facebook::Messenger::Configuration::AppSecretProofCalculator

We provide a service to calculate an app_secret_proof

Public Class Methods

call(app_secret, access_token) click to toggle source
# File lib/facebook/messenger/configuration/app_secret_proof_calculator.rb, line 6
def self.call(app_secret, access_token)
  OpenSSL::HMAC.hexdigest(
    OpenSSL::Digest.new('SHA256'.freeze),
    app_secret,
    access_token
  )
end