Hashs.cs

using System;
using System.Security.Cryptography;
using System.Text;

namespace MSC.Hash
{
    public enum HashType
    {
        MD5,
        SHA1,
        SHA256,
        SHA512,
        Base64
    }
    public class Hashs
    {
        public static string MD5(string input)
        {
            using (MD5 md5 = System.Security.Cryptography.MD5.Create())
            {
                byte[] inputBytes = System.Text.Encoding.ASCII.GetBytes(input);
                byte[] hashBytes = md5.ComputeHash(inputBytes);
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < hashBytes.Length; i++)
                {
                    sb.Append(hashBytes[i].ToString("X2"));
                }
                return sb.ToString().ToLower();
            }
        }
        public static string SHA1(string input)
        {
            using (SHA1Managed sha1 = new SHA1Managed())
            {
                var hash = sha1.ComputeHash(Encoding.UTF8.GetBytes(input));
                var sb = new StringBuilder(hash.Length * 2);

                foreach (byte b in hash)
                {
                    sb.Append(b.ToString("X2"));
                }

                return sb.ToString().ToLower();
            }
        }
        public static string SHA256(string input)
        {
            using (SHA256Managed sha1 = new SHA256Managed())
            {
                var hash = sha1.ComputeHash(Encoding.UTF8.GetBytes(input));
                var sb = new StringBuilder(hash.Length * 2);

                foreach (byte b in hash)
                {
                    sb.Append(b.ToString("X2"));
                }

                return sb.ToString().ToLower();
            }
        }
        public static string SHA512(string input)
        {
            using (SHA512Managed sha1 = new SHA512Managed())
            {
                var hash = sha1.ComputeHash(Encoding.UTF8.GetBytes(input));
                var sb = new StringBuilder(hash.Length * 2);

                foreach (byte b in hash)
                {
                    sb.Append(b.ToString("X2"));
                }

                return sb.ToString().ToLower();
            }
        }

        public static string Base64ToString(string input)
        {
            return Encoding.UTF8.GetString(Convert.FromBase64String(input));
        }

        public static string StringToBase64(string input)
        {
            return Convert.ToBase64String(Encoding.UTF8.GetBytes(input));
        }
        
    }
}