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Ticket Granting Ticket

Overview#

Ticket Granting Ticket (TGT) as used within the Kerberos Protocol.

Ticket Granting Ticket is issued to the ServicePrincipalName from the Key Distribution Center (KDC) service.

Ticket Granting Ticket is a Ticket to Get Tickets (TGT) that is valid for the local Kerberos Realm (or AD DOMAIN).

Ticket Granting Ticket is encrypted with the Kerberos Key Distribution Center (KDC) account's (KRBTGT's) password.

Ticket Granting Ticket has a default lifetime of 10 hours and may be renewed throughout the Kerberos client's log-on session without requiring the user to re-enter his password.

Ticket Granting Ticket is cached on the local machine in volatile memory space and used to request sessions with services throughout the network.

The following is a discussion of the TGT retrieval process.

More Information#

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