public void VerificationOfExampleNumberTwo()
{
const string signingString = "AUTHORISED1211992213193029Internet Order 123454aD37dJA";
const string sharedSecret = "Kah942*$7sdp0)";
const string expectedHmac = "ytt3QxWoEhAskUzUne0P5VA9lPw=";
var calculator = new HmacCalculator(sharedSecret);
var mac = calculator.Execute(signingString);
Assert.AreEqual(expectedHmac, mac);
}
private Dictionary <string, string> GetTransactionMessage(Mediachase.Commerce.Orders.Payment payment)
{
var macCalculator = new HmacCalculator(Key);
var merchantId = Merchant;
//Create Dictionary<string, string> object with used values. Can be modified to contain additional parameters.
Dictionary <string, string> message = new Dictionary <string, string>
{
{ "amount", GetAmount(payment) },
{ "merchantId", merchantId },
{ "transactionId", payment.TransactionID }
};
//Calculate mac and add it
string mac = macCalculator.GetHex(message);
message.Add("MAC", mac);
return(message);
}
public void VerificationOfExampleValues()
{
const string signingString = "10000GBP2007-10-20Internet Order 123454aD37dJATestMerchant2007-10-11T11:00:00Z";
const string sharedSecret = "Kah942*$7sdp0)";
const string expectedHmac = "x58ZcRVL1H6y+XSeBGrySJ9ACVo=";
var calculator = new HmacCalculator(sharedSecret);
var mac = calculator.Execute(signingString);
Assert.AreEqual(expectedHmac, mac);
// Recalculate
mac = calculator.Execute(signingString);
Assert.AreEqual(expectedHmac, mac);
// Recalculate with tampered data
mac = calculator.Execute(signingString + "EVIL!");
Assert.AreNotEqual(expectedHmac, mac);
}
private Dictionary<string, string> GetTransactionMessage(Mediachase.Commerce.Orders.Payment payment)
{
var macCalculator = new HmacCalculator(Key);
var merchantId = Merchant;
//Create Dictionary<string, string> object with used values. Can be modified to contain additional parameters.
Dictionary<string, string> message = new Dictionary<string, string>
{
{"amount", GetAmount(payment)},
{"merchantId", merchantId},
{"transactionId", payment.TransactionID}
};
//Calculate mac and add it
string mac = macCalculator.GetHex(message);
message.Add("MAC", mac);
return message;
}
