public static void UpdateAuthDataInTicket(Ticket ticket, byte[] key, AuthorizationData authorizationData)
{
EncryptionType encryptType = (EncryptionType)ticket.enc_part.etype.Value;
byte[] clearText = KileUtility.Decrypt(
encryptType,
key,
ticket.enc_part.cipher.ByteArrayValue,
(int)KeyUsageNumber.AS_REP_TicketAndTGS_REP_Ticket);
// Decode the ticket.
Asn1DecodingBuffer decodeBuffer = new Asn1DecodingBuffer(clearText);
EncTicketPart encTicketPart = new EncTicketPart();
encTicketPart.BerDecode(decodeBuffer);
// Set with new authorization data
encTicketPart.authorization_data = authorizationData;
Asn1BerEncodingBuffer ticketBerBuffer = new Asn1BerEncodingBuffer();
encTicketPart.BerEncode(ticketBerBuffer, true);
byte[] cipherData = KileUtility.Encrypt(
encryptType,
key,
ticketBerBuffer.Data,
(int)KeyUsageNumber.AS_REP_TicketAndTGS_REP_Ticket);
ticket.enc_part = new EncryptedData(new KerbInt32((int)encryptType), null, new Asn1OctetString(cipherData));
}
public static AuthorizationData GetAuthDataInTicket(Ticket ticket, byte[] key)
{
EncryptionType encryptType = (EncryptionType)ticket.enc_part.etype.Value;
byte[] clearText = KileUtility.Decrypt(
encryptType,
key,
ticket.enc_part.cipher.ByteArrayValue,
(int)KeyUsageNumber.AS_REP_TicketAndTGS_REP_Ticket);
// Decode the ticket.
Asn1DecodingBuffer decodeBuffer = new Asn1DecodingBuffer(clearText);
EncTicketPart encTicketPart = new EncTicketPart();
encTicketPart.BerDecode(decodeBuffer);
return(encTicketPart.authorization_data);
}
