SenseNet.ContentRepository.Storage.BinaryData.CalculateChecksum C# (CSharp) Method

        public static string CalculateChecksum(Stream stream)
        {
            var pos = stream.Position;
            stream.Position = 0;
            var b64 = Convert.ToBase64String(new System.Security.Cryptography.MD5CryptoServiceProvider().ComputeHash(stream));
            stream.Position = pos;
            return b64;
        }