EnCryptographyHelper with md5

EnCryptographyHelper

public static class EnCryptographyHelper
    {
        public static string MD5Encoding(byte[] content)
        {
            MD5 md5 = MD5.Create();
            byte[] bytes = md5.ComputeHash(content);

            return HexToString(bytes);
        }

        public static string MD5Encoding(string content, Encoding encoding)
        {
            MD5 md5 = MD5.Create();
            byte[] bytes = md5.ComputeHash(encoding.GetBytes(content));

            return HexToString(bytes);
        }

        public static string HexToString(byte[] buffer)
        {
            StringBuilder result = new StringBuilder();
            for (int i = 0; i < buffer.Length; i++)
            {
                result.Append(buffer[i].ToString("X2"));
            }

            return result.ToString();
        }
    }