Get hash code

HashCode.cs

    public static class HashCode
    {
        public static string Of(string content)
        {
            var buffer = Encoding.UTF8.GetBytes(content);
            var sha1 = new SHA1CryptoServiceProvider();
            var hash = BitConverter.ToString(sha1.ComputeHash(buffer)).Replace("-", "");
            return hash;
        }
    }