Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-14 Thread Markus Moeller
Hi Ludovit, Yes the client determines the encryption strength and squid needs to have all of them in the keytab (You can disallow DES or other weak encryption by not adding these encryptions to the keytab). Regards Markus "Ludovit Koren" wrote in message news:86lhk0j2xe@gmail.com...

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-14 Thread Ludovit Koren
> Markus Moeller writes: > It could be the new AD server is setup to be backward compatible > meaning it use RC4 despite being able to use AES. I suggest you crate > an additional keytab entry for RC4. How did you create the keytab ? Now it seems to work: # /usr/local/libex

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-13 Thread Ludovit Koren
> Markus Moeller writes: > It could be the new AD server is setup to be backward compatible > meaning it use RC4 despite being able to use AES. I suggest you crate > an additional keytab entry for RC4. How did you create the keytab ? It was created with ktpass on AD. The exac

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-13 Thread Markus Moeller
It could be the new AD server is setup to be backward compatible meaning it use RC4 despite being able to use AES. I suggest you crate an additional keytab entry for RC4. How did you create the keytab ? Markus "Ludovit Koren" wrote in message news:86mw4hbl56@gmail.com... Markus Moe

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-13 Thread Ludovit Koren
> Markus Moeller writes: > Hi Ludovit, > Firstly, these lines are contradictory > permitted_enctypes = aes128-cts-hmac-sha1-96 > allow_weak_crypto = true > weak crypto is des and permitted is aes. Do you use a mixed AD > environment ( 2003/2008 ) ? 2003 does not

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-13 Thread Markus Moeller
Hi Ludovit, Firstly, these lines are contradictory permitted_enctypes = aes128-cts-hmac-sha1-96 allow_weak_crypto = true weak crypto is des and permitted is aes. Do you use a mixed AD environment ( 2003/2008 ) ? 2003 does not support aes. Markus "Ludovit Koren" wrote in message news:8

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-13 Thread Ludovit Koren
> Markus Moeller writes: > Hi Ludovit, > How did you create the keytab ? Usually there is an option allowing > you to select the encryption type. The other place to check would be > /etc/krb5.conf. It can contain a list of supported encryption > types. See > http:/

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-11 Thread Markus Moeller
Hi Ludovit, How did you create the keytab ? Usually there is an option allowing you to select the encryption type. The other place to check would be /etc/krb5.conf. It can contain a list of supported encryption types. See http://www.freebsd.org/cgi/man.cgi?query=krb5.conf&apropos=0&sektion=

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-11 Thread Ludovit Koren
> Markus Moeller writes: > Hi Ludovit, > Which Kerberos library version do you use ?Is it possible that > the encryption types don't match ? I saw in your first email the > following: It is standard Heimdal library on FreeBSD: # kinit --version kinit (Heimdal 1.5.2) Cop

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-10 Thread Markus Moeller
Hi Ludovit, Which Kerberos library version do you use ?Is it possible that the encryption types don't match ? I saw in your first email the following: Your klist shows a HTTP ticket for arcfour Server: HTTP/squid1.mdpt.local@MDPT.LOCAL Client: HTTP/squid1.mdpt.local@MDPT.LOCAL Ticket et

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-09 Thread Ludovit Koren
> Markus Moeller writes: > Hi Ludovit, > I haven't seen that error before either, but when you test you sould > have your own user credentials in the cache. You should use kinit > @MDPT.LOCAL and then try again the test. is the hostname > correctly set to squid1.mdpt.loc

Re: [squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-09 Thread Markus Moeller
Hi Ludovit, I haven't seen that error before either, but when you test you sould have your own user credentials in the cache. You should use kinit @MDPT.LOCAL and then try again the test. is the hostname correctly set to squid1.mdpt.local ? If not try /usr/local/libexec/squid/negotiate_k

[squid-users] Kerberos authentication problem - squid 3.4.11

2015-02-09 Thread Ludovit Koren
Hi, I have setup kerberos according to: http://wiki.squid-cache.org/ConfigExamples/Authenticate/WindowsActiveDirectory # klist Credentials cache: FILE:/tmp/krb5cc_0 Principal: HTTP/squid1.mdpt.local@MDPT.LOCAL IssuedExpires Principal Feb 9 14:55:18 20