Re: Credentials Double Hop



have you double checked you are really doing kerberos authentication to the web server?

you can see that in the security log - search for logon evens - you should have a authentication package type of Kerberos.

also have a look here:

http://msdn.microsoft.com/msdnmag/issues/05/09/SecurityBriefs/default.aspx

---
Dominick Baier, DevelopMentor
http://www.leastprivilege.com

Hi!

I've setup everything to solve this issue but I still get the message
"Login failed for user 'NT AUTHORITY\ANONYMOUS LOGON'."

I have the tags in webconfig
<authentication mode="Windows" />
<identity impersonate="true" />

I have the SQL connection string

"Persist Security Info=False;Integrated Security=SSPI;database=" &
DBName & ";server=" & ServerName

An my AD administrator has ticked the box "Trust this this computer
for delegation to any service (Kerberos Only)" for the application
server.

I've disabled anonymous logon on the IIS of the application server.

My SQL server is set to mixed mode authentication, and my user name
have access as a System Administrator on SQL.

Why do I still get my error? Why is my application server still not
passing credentials to my database server?

Thanks!



.



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