Error Code 0x18


Definition of TGT/TGS Issue Error Codes codes.

0x18 KDC_ERR_PREAUTH_FAILED Pre-authentication information was invalid, the wrong password was provided.


Error Code 0x18


Definition of Kerberos Encryption Types codes.

0x18 RC4-HMAC-EXP Default suite for operating systems before Windows Server 2008 and Windows Vista.


This code may be used in the following events / insertation strings:

Insertion Strings

Failure Code Result Code Ticket Encryption Type

Security Events

Event ID 4771 Event ID 4768 Event ID 4769 Event ID 4770 Event ID 4820