public static void Encrypt(Stream toEncrypt, RsaKeyParameters key, out KeyInfo keyInfo, out EncryptionMethod encryptionMethod, out CipherData cipherData)
{
var random = new SecureRandom();
var keyData = new byte[128 / 8];
var ivData = new byte[128 / 8];
random.NextBytes(ivData);
random.NextBytes(keyData);
var sessionKey = new ParametersWithIV(new KeyParameter(keyData), ivData);
encryptionMethod = new EncryptionMethod(NS.XmlEncAES128Url);
keyInfo = new KeyInfo();
EncryptedKey encKey;
keyInfo.AddClause(
new KeyInfoEncryptedKey(
encKey = new EncryptedKey()
{
CipherData = new CipherData(XmlEncryption.EncryptKey(keyData, key, useOAEP: true)),
EncryptionMethod = new EncryptionMethod(NS.XmlEncRSAOAEPUrl)
}));
encKey.KeyInfo.AddClause(new RsaKeyValue(key));
byte[] dataToEncrypt = new byte[toEncrypt.Length];
toEncrypt.Read(dataToEncrypt, 0, (int)toEncrypt.Length);
var encryptedXml = new XmlEncryption();
encryptedXml.SetPadding("PKCS7");
encryptedXml.SetMode("CBC");
byte[] encryptedData = encryptedXml.EncryptData(dataToEncrypt, sessionKey);
cipherData = new CipherData(encryptedData);
}
public void Properties()
{
XmlEncryption exml = new XmlEncryption();
exml.SetXmlDSigSearchDepth(10);
exml.SetResolver(null);
exml.SetPadding("NOPADDING");
exml.SetMode("CBC");
exml.SetEncoding(Encoding.ASCII);
exml.Recipient = "Recipient";
Assert.Equal(10, exml.GetXmlDSigSearchDepth());
Assert.Null(exml.GetResolver());
Assert.Equal("NOPADDING", exml.GetPadding());
Assert.Equal("CBC", exml.GetMode());
Assert.Equal(Encoding.ASCII, exml.GetEncoding());
Assert.Equal("Recipient", exml.Recipient);
}
