Suggest a better algorithm for encrypting an XML file in C # .NET?

Question

I need to encrypt an XML file and send it to the network in order to host it on a private server. My other application decrypts and imports into a SQL file, providing the actual public key.

Could you suggest me a better way to do this.

File : XML type
Possible size : up to 250 MB
Technology : C # .NET 2008

Answer 1

Use XML encryption . It is supported directly in .NET using the EncryptedXml class .

MSDN : . XML- .

, ( , ).

Answer 2

SSL/TLS (, HTTPS Socket + SslStream), , X.509.

Answer 3

RijndaelManaged. .

AES.