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What is Kerberos service account?
Kerberos Service Account (KRBTGT) in Microsoft Windows is the Service Account and a Privileged Identity for the Key Distribution Center (KDC) service that is used to apply Digital Signatures and Encryption every authentication Ticket Granting Ticket (TGT).
What services use Kerberos?
Kerberos Servers Both the master KDC server and the slave KDC server create tickets that are used to establish authentication. The realm can also include a Kerberos application server. This server provides access to Kerberized services (such as ftp , telnet , rsh and NFS).
What versions of Kerberos are in common use?
Kerberos version 5 is a later version of the Kerberos software came after Kerberos version 4, developed for enhancing security in the authentication. Kerberos version 5 provides a single authentication service in a network which is distributed over an enterprise. It was launched in the year 1993.
How to deploy Kerberos authentication in SharePoint Server?
To deploy Kerberos authentication with any of the following service applications or products, SharePoint Server can use either basic Kerberos delegation or Kerberos constrained delegation: Business Data Connectivity service (this service application is not available in SharePoint Foundation 2013)
How to setup Kerberos constrained delegation for SharePoint Excel?
SharePoint services , Web Application pool and Service Application pools and SQL Server Service is running under a single service account (pilotdc\\sp_svc) Web Application: http://portal , Authentication Provider – Windows Negotiate (Kerberos)
Do you need a SPN to use Kerberos?
Because we are going to do Kerberos we are going to need some SPNs. In the table above, we know that the SharePoint Service account is DSDCONTOSO\\spservice. This means that those SPN’s will need to go on that user account (DSDCONTOSO\\spservice) and not the Machine Account (DSDContosoSP).
For most organizations we can select the middle radio button – Trust this computer for delegation to any service (Kerberos only). Click on OK and Step 2 is finished, even if you have multiple Web Applications. But alas, some organizations need to have Constrained Delegation.