It must be generated using the ktpass utility on a Windows Server OS. I dont see any error code or exception code. If delegation was already enabled and validated, the keytab generation will not affect it. Sign in to vote. February 5, at 2: I will share these examples and their final results with highlighted differences, so you can understand what those commands do and pick the one you need:.
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Wait, there's even better The main difference that comes to my mind is that the password expiration policy does not apply to computer accounts.
All you need to know about Keytab files – Once upon a case…
In addition, please check if there has any Exception Code in the error message. It is loaded once and cannot be refreshed. If the UPN and SPN are not changing and if the password is known, then you really have nothing to do from a delegation ktpaes.
April 5, at Let's take an example. Windowd pick the highest the application can support. Windows systems which are joined to an Active Directory domain are automatically set up for Kerberos.
Keep them safe, restricting access to them for the people that really needs it. Remove From My Forums.
Further, Keytabs must be created on a Windows Server operating winodws such as Windows Server, or If you get output similar to: I dont see any error code or exception code.
Depending on the encryption type, you use the ktpass tool in one of the following ways to create the Kerberos keytab file.
If you have some data classification project going on in your organization, it is maybe the occasion to also clarify the level of confidentiality required by keytab files in your policy. Sign up using Facebook.
I summarize the permissions you need on the object depending on the parameter you specify on the ktpass command: For the application that is configured to use this keytab, resetting the password would in effect cause an outage until the new keytab is generated and updated on the system, correct?
The following example command includes the myOtherKrb5. COM The concatenation of the user logon name, and the realm must be in uppercase.
Unable to set SPN mapping data. Not to mention changing the userPrincipalName.
Generate a Kerberos keytab
You will receive this message: It would be nice to hear, in what cases we can use -SetUPN, so that application still works. The ktpass command must be run on either a member server or a domain controller of the Active Directory domain. If the ktpass command fails, try the following troubleshooting options: Noted above that a new keytab needs to generated even if the password is reset to the same value, but what about other AD attributes eg password does not expire, user cannot change password etc.
In other words, you'll have to reset the password of the account and regenerate the keytab. There are only a few events on an account that will invalidate a keytab and require the file to be regenerated.
Read Sticky Post at the top of the forum. Unless specified otherwise with the parameter -SetPass. ktpasz
Integrity check on decrypted field failed If you see this message, ensure that the following information wondows correct: And you also have a clear trace of what keytabs have been generated this can be useful, see the next section: This command lists the encryption types supported by the ktpass tool.
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