String to Guid in C#

public static Guid StringToGUID(string value)

{

    // Create a new instance of the MD5CryptoServiceProvider object.

    MD5 md5Hasher = MD5.Create();

    // Convert the input string to a byte array and compute the hash.

    byte[] data = md5Hasher.ComputeHash(Encoding.Default.GetBytes(value));

    return new Guid(data);

}