/// <summary>
/// Checks there's a Kerberos Ticket in current user's Windows Ticket Cache matched with the service principal name.
/// If there's a valid ticket, then show the Ticket Information on the console.
/// </summary>
/// <returns></returns>
public bool ShowCachedTicket()
{
try
{
byte[] ticket
= KerberosSupplementalTicketManager.GetKerberosTicketFromWindowsTicketCache(_kerberosServicePrincipalName, _logonId);
if (ticket != null && ticket.Length > 32)
{
var encode = Convert.ToBase64String(ticket);
AADKerberosLogger.PrintLines(2);
AADKerberosLogger.Save($"---Find cached Ticket: {ticket.Length} bytes");
AADKerberosLogger.PrintBinaryData(ticket);
TicketDecoder decoder = new TicketDecoder();
decoder.ShowApReqTicket(encode);
return(true);
}
Console.WriteLine($"There's no ticket associated with '{_kerberosServicePrincipalName}'");
}
catch (Win32Exception ex)
{
Console.WriteLine($"ERROR while finding Kerberos Ticket for '{_kerberosServicePrincipalName}': {ex.Message}");
}
return(false);
}
private void ShowAuthorizationData(string title, KrbAuthorizationData auth)
{
if (auth != null)
{
AADKerberosLogger.Save($" {title}.Type: {auth.Type}");
AADKerberosLogger.Save($" {title}.Data.Length: {auth.Data.Length}");
AADKerberosLogger.Save($" {title}.Data.Value:");
AADKerberosLogger.PrintBinaryData(auth.Data.ToArray());
}
}
private void ShowEncrytionKey(string title, KrbEncryptionKey key)
{
if (key == null)
{
AADKerberosLogger.Save($" {title}:");
}
else
{
AADKerberosLogger.Save($" {title}.Usage: {key.Usage}");
AADKerberosLogger.Save($" {title}.EType: {key.EType}");
AADKerberosLogger.Save($" {title}.KeyValue.Length: {key.KeyValue.Length}");
AADKerberosLogger.Save($" {title}.KeyValue.Value:");
AADKerberosLogger.PrintBinaryData(key.KeyValue.ToArray());
}
}
private void ShowEncryptedDataPart(string title, KrbEncryptedData data)
{
if (data == null)
{
AADKerberosLogger.Save($" {title}:");
}
else
{
AADKerberosLogger.Save($" {title}.EType: " + data.EType);
AADKerberosLogger.Save($" {title}.KeyVersionNumber: " + data.KeyVersionNumber);
AADKerberosLogger.Save($" {title}.Cipher.Length: " + data.Cipher.Length);
AADKerberosLogger.Save($" {title}.Cipher.Value:");
AADKerberosLogger.PrintBinaryData(data.Cipher.ToArray());
}
}