Kerberos Encryption Types

Insertion Strings

Ticket Encryption Type

Security Events

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


0x1

 DES-CBC-CRC
Disabled by default starting from Windows 7 and Windows Server 2008 R2.

0x3

 DES-CBC-MD5
Disabled by default starting from Windows 7 and Windows Server 2008 R2.

0x11

 AES128-CTS-HMAC-SHA1-96
Supported starting from Windows Server 2008 and Windows Vista.

0x12

 AES256-CTS-HMAC-SHA1-96
Supported starting from Windows Server 2008 and Windows Vista.

0x17

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

0x18

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

0xFFFFFFFF

 -
This type shows in Audit Failure events.