Cryptography - Hash

HashData

using System.Security.Cryptography;

namespace CryptographyInDotNet
{
    public class HashData
    {
        public static byte[] ComputeHashSha1(byte[] toBeHashed)
        {
            using (var sha1 = SHA1.Create())
            {
                return sha1.ComputeHash(toBeHashed);
            }
        }

        public static byte[] ComputeHashSha256(byte[] toBeHashed)
        {
            using (var sha256 = SHA256.Create())
            {
                return sha256.ComputeHash(toBeHashed);
            }
        }

        public static byte[] ComputeHashSha512(byte[] toBeHashed)
        {
            using (var sha512 = SHA512.Create())
            {
                return sha512.ComputeHash(toBeHashed);
            }
        }    

        public static byte[] ComputeHashMd5(byte[] toBeHashed)
        {
            using (var md5 = MD5.Create())
            {
                return md5.ComputeHash(toBeHashed);
            }
        } 
    }
}

Program.cs

using System;
using System.Text;

namespace CryptographyInDotNet
{
    class Program
    {
        static void Main()
        {
            const string originalMessage = "Original Message to hash";
            const string originalMessage2 = "Or1ginal Message to hash";

            Console.WriteLine("Secure HashData Demonstration in .NET");
            Console.WriteLine("---------------------------------");
            Console.WriteLine();
            Console.WriteLine("Original Message 1 : " + originalMessage);
            Console.WriteLine("Original Message 2 : " + originalMessage2);
            Console.WriteLine();

            var md5HashedMessage = HashData.ComputeHashMd5(Encoding.UTF8.GetBytes(originalMessage));
            var md5HashedMessage2 = HashData.ComputeHashMd5(Encoding.UTF8.GetBytes(originalMessage2));            

            var sha1HashedMessage = HashData.ComputeHashSha1(Encoding.UTF8.GetBytes(originalMessage));
            var sha1HashedMessage2 = HashData.ComputeHashSha1(Encoding.UTF8.GetBytes(originalMessage2));            

            var sha256HashedMessage = HashData.ComputeHashSha256(Encoding.UTF8.GetBytes(originalMessage));
            var sha256HashedMessage2 = HashData.ComputeHashSha256(Encoding.UTF8.GetBytes(originalMessage2));

            var sha512HashedMessage = HashData.ComputeHashSha512(Encoding.UTF8.GetBytes(originalMessage));
            var sha512HashedMessage2 = HashData.ComputeHashSha512(Encoding.UTF8.GetBytes(originalMessage2));

            Console.WriteLine();
            Console.WriteLine("MD5 Hashes");
            Console.WriteLine();
            Console.WriteLine("Message 1 hash = " + Convert.ToBase64String(md5HashedMessage));
            Console.WriteLine("Message 2 hash = " + Convert.ToBase64String(md5HashedMessage2));
            Console.WriteLine();
            Console.WriteLine("SHA 1 Hashes");
            Console.WriteLine();
            Console.WriteLine("Message 1 hash = " + Convert.ToBase64String(sha1HashedMessage));
            Console.WriteLine("Message 2 hash = " + Convert.ToBase64String(sha1HashedMessage2));
            Console.WriteLine();

            Console.WriteLine("SHA 256 Hashes");
            Console.WriteLine();
            Console.WriteLine("Message 1 hash = " + Convert.ToBase64String(sha256HashedMessage));
            Console.WriteLine("Message 2 hash = " + Convert.ToBase64String(sha256HashedMessage2));
            Console.WriteLine();
            Console.WriteLine("SHA 512 Hashes");
            Console.WriteLine();
            Console.WriteLine("Message 1 hash = " + Convert.ToBase64String(sha512HashedMessage));
            Console.WriteLine("Message 2 hash = " + Convert.ToBase64String(sha512HashedMessage2));
            Console.WriteLine();
            Console.ReadLine();
        }
    }
}