HMACSHA256 | C# Online Compiler

HMACSHA256 by Anonymous

using System;
using System.Linq;
using System.Text;
using System.Security.Cryptography;
					
public class Program
{
	public static void Main()
	{
		String client_secret = Convert.ToBase64String(Encoding.UTF8.GetBytes("44FEC6A5E3F5454"));
		
		//{TransactionReference}&{AccountNumber}&{Amount}" HMAC SHA 256 with your secret
		String input = "317724c5-7131-4b83-91d6-fcced195cf04&Chrome&Windows&53687398090908&7839020898";
		//{model.MerchantReference}&{model.BeneficiaryBankCode}&{model.BeneficiaryAccountNumber}&{model.Amount}
		
		var rs = GenerateHMACSignature(input, client_secret);
		
		Console.WriteLine(rs);
	}
	
	public static string GenerateHMACSignature(string input, string secret)
        {
            var secretKeyByteArray = Encoding.UTF8.GetBytes(secret);
            byte[] signature = Encoding.UTF8.GetBytes(input);

            using (HMACSHA256 hmac = new HMACSHA256(secretKeyByteArray))
            {
                byte[] signatureBytes = hmac.ComputeHash(signature);
               
                return Convert.ToBase64String(signatureBytes);
            }
        }
}

​x
 
using System;
using System.Linq;
using System.Text;
using System.Security.Cryptography;
                    
public class Program
{
    public static void Main()
    {
        String client_secret = Convert.ToBase64String(Encoding.UTF8.GetBytes("44FEC6A5E3F5454"));
        
        //{TransactionReference}&{AccountNumber}&{Amount}" HMAC SHA 256 with your secret
        String input = "317724c5-7131-4b83-91d6-fcced195cf04&Chrome&Windows&53687398090908&7839020898";
        //{model.MerchantReference}&{model.BeneficiaryBankCode}&{model.BeneficiaryAccountNumber}&{model.Amount}
        
        var rs = GenerateHMACSignature(input, client_secret);
        
        Console.WriteLine(rs);
    }
    
    public static string GenerateHMACSignature(string input, string secret)
        {
            var secretKeyByteArray = Encoding.UTF8.GetBytes(secret);
            byte[] signature = Encoding.UTF8.GetBytes(input);
​
            using (HMACSHA256 hmac = new HMACSHA256(secretKeyByteArray))
            {
                byte[] signatureBytes = hmac.ComputeHash(signature);
               
                return Convert.ToBase64String(signatureBytes);
            }
        }
}

Compilation error (line 1, col 1): Unexpected character '•'
Compilation error (line 3, col 1): Unexpected character '•'
Compilation error (line 5, col 1): Unexpected character '•'
Compilation error (line 7, col 1): Unexpected character '•'
Compilation error (line 9, col 1): Unexpected character '•'
Compilation error (line 11, col 1): Unexpected character '•'
Compilation error (line 13, col 1): Unexpected character '•'
Compilation error (line 15, col 1): Unexpected character '•'
Compilation error (line 17, col 1): Unexpected character '•'
Compilation error (line 19, col 1): Unexpected character '•'
Compilation error (line 21, col 1): Unexpected character '•'
Compilation error (line 23, col 1): Unexpected character '•'
Compilation error (line 25, col 1): Unexpected character '•'
Compilation error (line 27, col 1): Unexpected character '•'
Compilation error (line 29, col 1): Unexpected character '•'
Compilation error (line 31, col 1): Unexpected character '•'
Compilation error (line 33, col 1): Unexpected character '•'
Compilation error (line 35, col 1): Unexpected character '•'
Compilation error (line 37, col 1): Unexpected character '•'
Compilation error (line 39, col 1): Unexpected character '•'
Compilation error (line 41, col 1): Unexpected character '•'
Compilation error (line 43, col 1): Unexpected character '•'
Compilation error (line 45, col 1): Unexpected character '•'
Compilation error (line 47, col 1): Unexpected character '•'
Compilation error (line 49, col 1): Unexpected character '•'
Compilation error (line 51, col 1): Unexpected character '•'
Compilation error (line 1, col 1): A namespace cannot directly contain members such as fields or methods

Last Run:	2:54:31 am
Compile:	0s
Execute:	0.032s
Memory:	0b
CPU:	0s

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