Re: [squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-08-16 Thread Markus Moeller
Hi Mark, Be aware that Browsers may behave differently when using CNAMES. Some Browser uses the HTTP/ ticket and some use HTTP/ e.g. if proxy.example.com is a cname for server1.example.com on 192.168.1.2 You may need tickets for both i.e. HTTP/proxy.example.com AND HTTP/server1.exam

Re: [squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-06-23 Thread Rafael Akchurin
Hello Mark, You can just export the keytab generated on windows and use it on your proxy - then there is no need to mess with proxy’s account in AD - overall this is much easier I believe - see https://www.diladele.com/websafety/docs/authentication/active_directory/kerberos/ And it also works

Re: [squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-06-23 Thread Mark Cairney
Hi, Thanks- that make sense and as a result I've set the reverse DNS on the 2 hosts to the round-robin DNS name. RE: the KVNO drift issue, one suggestion was to delete the existing machine account(s) from AD and use ktpass and set the kvno to 0. I'd previously used msktutil (as suggested on

Re: [squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-06-19 Thread Amos Jeffries
On 18/06/25 20:49, Mark Cairney wrote: Hi, I’ve been trying to get Kerberos Authentication against AD working but have been seeing inconsistent results/behaviour across multiple Oses and I’m not sure if the issue lies with the DNS configuration, Kerberos itself or with the Squid config: THE

Re: [squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-06-18 Thread Yves MARTIN
f considered as less secure, or else only for non-productive environments. Best regards, Yves From: squid-users On Behalf Of Mark Cairney Sent: Wednesday, June 18, 2025 10:50 AM To: squid-users@lists.squid-cache.org Subject: [squid-users] Kerberos Auth weirdness/inconsistency when using CN

[squid-users] Kerberos Auth weirdness/inconsistency when using CNAMEs/Round-robin DNS

2025-06-18 Thread Mark Cairney
Hi, I’ve been trying to get Kerberos Authentication against AD working but have been seeing inconsistent results/behaviour across multiple Oses and I’m not sure if the issue lies with the DNS configuration, Kerberos itself or with the Squid config: THE DNS setup is as follows: test.squid.cl

Re: [squid-users] Kerberos pac ResourceGroups parsing

2023-11-22 Thread Alex Rousskov
On 2023-11-21 23:05, Andrey K wrote: I have posted a PR: https://github.com/squid-cache/squid/pull/1597 This is my first contribution to open source. Could you please verify if everything is OK. Thank you for posting that pull request! Let's continue this conversation on GitHub since squid-

Re: [squid-users] Kerberos pac ResourceGroups parsing

2023-11-21 Thread Andrey K
Hello, Alex, I have posted a PR: https://github.com/squid-cache/squid/pull/1597 This is my first contribution to open source. Could you please verify if everything is OK. Kind regards, Ankor. чт, 16 нояб. 2023 г. в 17:01, Alex Rousskov < rouss...@measurement-factory.com>: > On 2023-11-16

Re: [squid-users] Kerberos pac ResourceGroups parsing

2023-11-16 Thread Alex Rousskov
On 2023-11-16 07:48, Andrey K wrote: I have slightly patched the negotiate_kerberos_pac.cc to implement ResourceGropIds-block parsing. Please consider posting tested changes as a GitHub Pull Request: https://wiki.squid-cache.org/MergeProcedure#pull-request Thank you, Alex. Maybe it will

[squid-users] Kerberos pac ResourceGroups parsing

2023-11-16 Thread Andrey K
Hello, I found that negotiate_kerberos_auth helper does not see domain local AD groups. As it turned out, helper parses only GroupIds and ExtraSids pac-blocks, while the information about domain local groups is placed in the ResourceGropIds pac-block. I have slightly patched the negotiate_kerberos

[squid-users] Kerberos + LDAP issue

2022-12-08 Thread Tomislav Lučan
I have one question (issue) and I hope that you can help me. Kerberos authentication works perfectly fine when the PC is connected to Domain and the user is authenticated. auth_param negotiate program /usr/local/libexec/squid/negotiate_kerberos_auth -r -d -k /usr/local/etc/squid/squidproxy.keytab

Re: [squid-users] Kerberos - Cannot decrypt ticket for HTTP

2022-11-18 Thread Rafael Akchurin
/event_14_kerberos_key_distribution_center.html Best regards, rafael -Original Message- From: squid-users On Behalf Of Klaus Brandl Sent: Friday, November 18, 2022 3:23 PM To: squid-users@lists.squid-cache.org Subject: Re: [squid-users] Kerberos - Cannot decrypt ticket for HTTP which options do you have configured for the

Re: [squid-users] Kerberos - Cannot decrypt ticket for HTTP

2022-11-18 Thread Klaus Brandl
which options do you have configured for the auth helper? Something like: auth_param negotiate program /usr/local/libexec/squid/negotiate_kerberos_auth -s GSS_C_NO_NAME -i Best regards Klaus Am Freitag, dem 18.11.2022 um 10:54 +0800 schrieb Михаил: > Hi David, > > Thanks for your advice but i

Re: [squid-users] Kerberos - Cannot decrypt ticket for HTTP

2022-11-17 Thread Михаил
Hi David, Thanks for your advice but it doesn't help me. I use AD account which haven't set these parameters. Misha. 17.11.2022, 10:07, "David Touzeau" :Hiperhaps this onehttps://wiki.articatech.com/en/proxy-service/troubleshooting/gss-cannot-decrypt-ticket Le 16/11/2022 à 05:11, Михаил a écrit :Hi

Re: [squid-users] Kerberos - Cannot decrypt ticket for HTTP

2022-11-16 Thread David Touzeau
Hi perhaps this one https://wiki.articatech.com/en/proxy-service/troubleshooting/gss-cannot-decrypt-ticket Le 16/11/2022 à 05:11, Михаил a écrit : Hi everybody, Could you help me to setup my new squid server? I have a problem with keytab authorization. 2022/11/16 11:35:39| ERROR: Negotiate Au

[squid-users] Kerberos - Cannot decrypt ticket for HTTP

2022-11-15 Thread Михаил
Hi everybody, Could you help me to setup my new squid server? I have a problem with keytab authorization. 2022/11/16 11:35:39| ERROR: Negotiate Authentication validating user. Result: {result=BH, notes={message: gss_accept_sec_context() failed: Unspecified GSS failure.  Minor code may provide more

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-18 Thread Grant Taylor
On 10/17/21 10:57 AM, Grant Taylor wrote: My understanding is that you can use Kerberos from clinet0 to proxy1 and that proxy1 can use the same mechanism to get a special ticket to communicate from proxy1 to proxy2 as the original user. I looked at my copy of Kerberos - The Definitive Guide by

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-17 Thread Grant Taylor
On 10/17/21 10:46 AM, Markus Moeller wrote: I see,  I think this would mean using Basic Auth to proxy1 which then gets a Kerberos ticket for the user to authenticate to proxy2.  This is possible, but I would not think it is a good secure option. I think that we're now talking about the same fu

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-17 Thread Markus Moeller
I see, I think this would mean using Basic Auth to proxy1 which then gets a Kerberos ticket for the user to authenticate to proxy2. This is possible, but I would not think it is a good secure option. Regards Markus "Grant Taylor" wrote in message news:a2070fca-07fd-9a67-3f23-551c1fe77...@s

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-17 Thread Grant Taylor
On 10/16/21 1:31 PM, Markus Moeller wrote: I think you talk about a kdc proxy, which is for another case. I don't think so. I'm not talking about using a proxy to access the KDC. I'm talking about using a component of the following scenario: 1) Client uses traditional username and password

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-16 Thread Markus Moeller
Hi Amos, If you let me know where exactly I can add a few lines. One way to make this setup work would be to add proxy1 also to AD like proxy2 and then merge the keytab for proxy1 into the keytab of proxy2 using ktutil. The negotiate_kerberos_auth handle would require the -s GSS_C_NO_NAME

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-16 Thread Markus Moeller
I think you talk about a kdc proxy, which is for another case. Regards Markus "Grant Taylor" wrote in message news:b815528d-34ff-0fed-3194-dc6f34199...@spamtrap.tnetconsulting.net... On 10/13/21 1:48 PM, Markus Moeller wrote: The problem lies more in the way how Kerberos proxy authenticatio

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-14 Thread Grant Taylor
On 10/13/21 1:48 PM, Markus Moeller wrote: The problem lies more in the way how Kerberos proxy authentication works. The client uses the proxy name to create a ticket and in this case it would be the name of the first proxy e.g. proxy1.internal.  The first proxy will pass it through to the auth

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-14 Thread Amos Jeffries
On 14/10/21 8:48 am, Markus Moeller wrote: The problem lies more in the way how Kerberos proxy authentication works. The client uses the proxy name to create a ticket and in this case it would be the name of the first proxy e.g. proxy1.internal.  The first proxy will pass it through to the aut

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-13 Thread Markus Moeller
The problem lies more in the way how Kerberos proxy authentication works. The client uses the proxy name to create a ticket and in this case it would be the name of the first proxy e.g. proxy1.internal. The first proxy will pass it through to the authenticating proxy for authentication proxy2.

Re: [squid-users] Kerberos authentication with multiple squids

2021-10-12 Thread Amos Jeffries
On 12/10/21 9:33 pm, 森 隆聡 wrote: I made Single Sign On environment with AD+Squid and it worked fine. [It works] Client(Windows) -> Squid(CentOS) -> Internet * Client is joined the domain and Squid configured Kerberos Authentication with AD. But after add another squid, it didn't work. ...

[squid-users] Kerberos authentication with multiple squids

2021-10-12 Thread 森 隆聡
I made Single Sign On environment with AD+Squid and it worked fine. [It works] Client(Windows) -> Squid(CentOS) -> Internet * Client is joined the domain and Squid configured Kerberos Authentication with AD. But after add another squid, it didn't work. [Not works] Client -> Squid(No Auth.) ->

Re: [squid-users] Kerberos nad keytab problem

2019-09-25 Thread L . P . H . van Belle
7 Aan: L.P.H. van Belle; squid-users@lists.squid-cache.org Onderwerp: RE: [squid-users] Kerberos nad keytab problem Hello everyone,   Just my two cents too. Note you can map the *user* to the Kerberos SPN – this lets you have your squid proxy live outside of the AD. Just setup the dedicated

Re: [squid-users] Kerberos nad keytab problem

2019-09-25 Thread Rafael Akchurin
L.P.H. van Belle Sent: Wednesday, 25 September 2019 17:02 To: squid-users@lists.squid-cache.org Subject: Re: [squid-users] Kerberos nad keytab problem I also had problems with msktutil.. so i suggest you try this, see below.. Im using it for few years and it always works (for me offcourse).. It shou

Re: [squid-users] Kerberos nad keytab problem

2019-09-25 Thread Alex Rousskov
On 9/25/19 11:01 AM, L.P.H. van Belle wrote: > I also had problems with msktutil.. so i suggest you try this, see below.. > Im using it for few years and it always works (for me offcourse).. >   > It should be pretty simple, but the site squid-cache (wiki) is in my > opinion a bit outdated. Anybod

Re: [squid-users] Kerberos nad keytab problem

2019-09-25 Thread L . P . H . van Belle
var/log/squid/cache.log Now go configure the other parts you need of squid. And enjoy..  :-)     Greetz,   Louis       Van: squid-users [mailto:squid-users-boun...@lists.squid-cache.org] Namens Tevfik Ceydeliler Verzonden: woensdag 25 september 2019 13:59 Aan: squid-users@lists.squid-cache.org

[squid-users] Kerberos nad keytab problem

2019-09-25 Thread Tevfik Ceydeliler
Hi, I try to use kerberos in my squid. Nut I get an error message : 33 msktutil --auto-update --verbose --computer-name suqidpnb1 --server dctoyo1.toyo.grp -k /etc/squid/PROXY.keytab -- init_password: Wiping the computer password structure -- generate_new_password: Ge

Re: [squid-users] kerberos (Alex Gutiérrez)

2019-04-01 Thread Alex Gutiérrez Martínez
Thanks again for your support Mr. Jeffries, My proxy only contains of 1 GB of memory :-( Here i leave my squid.conf ### ###

Re: [squid-users] kerberos

2019-03-30 Thread Amos Jeffries
On 30/03/19 3:30 am, Alex Gutiérrez Martínez wrote: > Hello Community, I just compiled my squid 4. Everything works fine > except integration to the Kerberos authentication server. > > I have already managed to integrate my ubuntu with the kerberos and the > tickets are created correctly. Here i l

[squid-users] kerberos

2019-03-29 Thread Alex Gutiérrez Martínez
Hello Community, I just compiled my squid 4. Everything works fine except integration to the Kerberos authentication server. I have already managed to integrate my ubuntu with the kerberos and the tickets are created correctly. Here i leave my configuration of the auth in the squid ##

Re: [squid-users] Kerberos issues on 4.1

2018-07-18 Thread Amos Jeffries
On 19/07/18 03:41, Victor Sudakov wrote: > > If there were an option to debug which "http_access" line rejects him > I could try it. > Please try: debug_options ALL,1 28,5 ... and have them login. Your cache.log should then list the ACLs being tested and what their results are. Amos __

Re: [squid-users] Kerberos issues on 4.1

2018-07-18 Thread Victor Sudakov
Amos Jeffries wrote: > >>> > >>> After upgrading to Squid 4.1 (from FreeBSD ports) I started having > >>> problems > >>> with Kerberos authentication. > >>> > >>> A user complained about being denied access. The strange things are that: > >>> > >>> 1. There was only one such user, others seemed

Re: [squid-users] Kerberos issues on 4.1

2018-07-18 Thread Amos Jeffries
On 18/07/18 19:16, Victor Sudakov wrote: > Amos Jeffries wrote: >> On 17/07/18 14:20, Victor Sudakov wrote: >>> >>> After upgrading to Squid 4.1 (from FreeBSD ports) I started having problems >>> with Kerberos authentication. >>> >>> A user complained about being denied access. The strange things

Re: [squid-users] Kerberos issues on 4.1

2018-07-18 Thread Victor Sudakov
Amos Jeffries wrote: > On 17/07/18 14:20, Victor Sudakov wrote: > > > > After upgrading to Squid 4.1 (from FreeBSD ports) I started having problems > > with Kerberos authentication. > > > > A user complained about being denied access. The strange things are that: > > > > 1. There was only one

Re: [squid-users] Kerberos issues on 4.1

2018-07-17 Thread Amos Jeffries
On 17/07/18 14:20, Victor Sudakov wrote: > Dear Colleagues, > > After upgrading to Squid 4.1 (from FreeBSD ports) I started having problems > with Kerberos authentication. > > A user complained about being denied access. The strange things are that: > > 1. There was only one such user, others

[squid-users] Kerberos issues on 4.1

2018-07-16 Thread Victor Sudakov
Dear Colleagues, After upgrading to Squid 4.1 (from FreeBSD ports) I started having problems with Kerberos authentication. A user complained about being denied access. The strange things are that: 1. There was only one such user, others seemed to be authenticating properly (or just did not com

Re: [squid-users] Kerberos authentication on mobile phones

2018-05-12 Thread Markus Moeller
You don't have to join a domain. You only need a Kerberos authentication server to get a ticket. You only need AD (or Samba) if you want also authorisation (PAC data) in you Kerberos ticket. As Amos said you need a Kerberos client and a Browser supporting Proxy-Negotiate. Markus "Amos Jeffrie

Re: [squid-users] Kerberos Heimdal Server Authentication

2018-05-11 Thread Markus Moeller
Can you capture the traffic on port 88 ? Heimdal has not helpful messages, so seeing the real traffic may help identifying the issue. Kinit should create an AS req/rep the test program creates a TGS req/rep Example attached if it gets through. Markus "Panagiotis Bariamis" wrote in message ne

Re: [squid-users] Kerberos authentication on mobile phones

2018-05-11 Thread Markus Moeller
You don't have to join a domain. You only need a Kerberos authentication server to get a ticket. You only need AD (or Samba) if you want also authorisation (PAC data) in you Kerberos ticket. As Amos said you need a Kerberos client and a Browser supporting Proxy-Negotiate. Markus "Amos Je

[squid-users] Kerberos Heimdal Server Authentication

2018-05-09 Thread Panagiotis Bariamis
Hello my setup is as follows : Freebsd 11 Heimdal Kerberos Server and DNS properly configured (testlab enviroment for example.com domain) Freebsd 11 squid proxy server Windows Client I have created a keytab from the Kerberos Server for http/squid.example.com Proxy server machine has no problem ki

Re: [squid-users] Kerberos authentication on mobile phones

2018-05-08 Thread Panagiotis Bariamis
On Tue, May 8, 2018 at 9:03 AM, Amos Jeffries wrote: > On 08/05/18 10:22, Panagiotis Bariamis wrote: > > > > >> A second question. If a non domain joined machine tries to use the proxy > >> will there be a username password prompt where if correct credentials > >> are presented he will be able to

Re: [squid-users] Kerberos authentication on mobile phones

2018-05-07 Thread Amos Jeffries
On 08/05/18 10:22, Panagiotis Bariamis wrote: > Hello, > Is it possible with a squid kerberos only authentication  setup be able > to authenticate ie android phones to squid? I don't have an answer for that, maybe someone else has experience. If you have the environment available you could try it

[squid-users] Kerberos authentication on mobile phones

2018-05-07 Thread Panagiotis Bariamis
Hello, Is it possible with a squid kerberos only authentication setup be able to authenticate ie android phones to squid? A second question. If a non domain joined machine tries to use the proxy will there be a username password prompt where if correct credentials are presented he will be able to

Re: [squid-users] Kerberos negotiate slow avg service time

2018-02-27 Thread Amos Jeffries
On 28/02/18 07:43, erdosain9 wrote: > Thank you Amos (sorry again Yuri). > > And yes, the user are complains. > > The problem is this (and sorry for be recurrent with this). > > That value avg ms for some times goes up to 3000... and in that moment all > stop. > > in the cache.log sometimes, im

Re: [squid-users] Kerberos negotiate slow avg service time

2018-02-27 Thread erdosain9
Thank you Amos (sorry again Yuri). And yes, the user are complains. The problem is this (and sorry for be recurrent with this). That value avg ms for some times goes up to 3000... and in that moment all stop. in the cache.log sometimes, im getting this. support_sasl.cc(276): pid=3729 :2018/02/

Re: [squid-users] kerberos authentication with kerberos groups

2018-02-24 Thread Markus Moeller
p.cc(416): pid=2951 :2018/02/20 17:02:27| kerberos_ldap_group: DEBUG: ERR -Oorspronkelijk bericht- Van: Jeroen Ruijter Verzonden: maandag 19 februari 2018 11:19 Aan: 'Amos Jeffries'; squid-users@lists.squid-cache.org Onderwerp: RE: [squid-users] kerberos authentication with kerberos groups

Re: [squid-users] Kerberos negotiate slow avg service time

2018-02-24 Thread Amos Jeffries
On 24/02/18 06:29, erdosain9 wrote: > Hi to all. > I dont know why i have this bad values. My network is woking fine. How i can > do to fix this. I think is a high value. > > HTTP/1.1 200 OK > Server: squid/3.5.27 > Mime-Version: 1.0 > Date: Fri, 23 Feb 2018 17:16:25 GMT > Content-Type: text/plai

Re: [squid-users] Kerberos negotiate slow avg service time

2018-02-23 Thread Yuri
Users complains? 23.02.2018 23:29, erdosain9 пишет: > Hi to all. > I dont know why i have this bad values. My network is woking fine. How i can > do to fix this. I think is a high value. > > HTTP/1.1 200 OK > Server: squid/3.5.27 > Mime-Version: 1.0 > Date: Fri, 23 Feb 2018 17:16:25 GMT > Content

[squid-users] Kerberos negotiate slow avg service time

2018-02-23 Thread erdosain9
Hi to all. I dont know why i have this bad values. My network is woking fine. How i can do to fix this. I think is a high value. HTTP/1.1 200 OK Server: squid/3.5.27 Mime-Version: 1.0 Date: Fri, 23 Feb 2018 17:16:25 GMT Content-Type: text/plain;charset=utf-8 Expires: Fri, 23 Feb 2018 17:16:25 GMT

[squid-users] Kerberos authentcation failure

2018-02-22 Thread Joey Officer
A new problem popped up in the last couple of days in an otherwise working environment. Active Directory running on 2008r2 Windows 10 client Squid 3.5.12 # squid -v Squid Cache: Version 3.5.12 Service Name: squid Ubuntu linux configure options: '--build=x86_64-linux-gnu' '--prefix=/usr' '--inc

Re: [squid-users] kerberos authentication with kerberos groups

2018-02-20 Thread Jeroen Ruijter
maandag 19 februari 2018 11:19 Aan: 'Amos Jeffries'; squid-users@lists.squid-cache.org Onderwerp: RE: [squid-users] kerberos authentication with kerberos groups Do you advise to use capitals or small characters for the domain name? -Oorspronkelijk bericht- Van: squid-users

Re: [squid-users] kerberos authentication with kerberos groups

2018-02-19 Thread Jeroen Ruijter
-users] kerberos authentication with kerberos groups On 17/02/18 02:02, Jeroen Ruijter wrote: > I'm trying to replace my basic ldap authentication by kerberos single > sign on. > NP: Despite what some claim, SSO is not unique to NTLM and Kerberos authentication. It is a behaviou

Re: [squid-users] kerberos authentication with kerberos groups

2018-02-19 Thread Jeroen Ruijter
as=x86_64-suse-linux-gnu' 'host_alias=x86_64-suse-linux-gnu' 'CFLAGS=-fmessage-length=0 -grecord-gcc-switches -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector -funwind-tables -fasynchronous-unwind-tables -g -fPIE -fPIC -DOPENSSL_LOAD_CONF' 'LDFLAGS=-Wl,--as-needed -Wl,--no-undefined

Re: [squid-users] kerberos authentication with kerberos groups

2018-02-16 Thread Amos Jeffries
On 17/02/18 02:02, Jeroen Ruijter wrote: > I'm trying to replace my basic ldap authentication by kerberos single > sign on. > NP: Despite what some claim, SSO is not unique to NTLM and Kerberos authentication. It is a behaviour of the tools used. As such it can be done with *any* authentication t

[squid-users] kerberos authentication with kerberos groups

2018-02-16 Thread Jeroen Ruijter
I'm trying to replace my basic ldap authentication by kerberos single sign on. The user can succesfully login with single sign on, but I have restriction on groups and that is where it goes wrong. I would like to use -r to trim the domain name, but when I do so it seems to work even less. Someone

Re: [squid-users] Kerberos access denied and reauthentication

2017-09-03 Thread Grey
Looks like since posting the log the problem has disappeared for all 5 of my test users; since nothing has been changed on the network, could it have been caused by a Firefox and Chrome bug that has been recently fixed (I don't recall ever seeing the problem on IE)? Does anyone know of the existenc

Re: [squid-users] Kerberos access denied and reauthentication

2017-07-31 Thread Grey
I've just had the problem happen again (usually it happens after a long period of inactivity, e.g. when trying to load the first web page in the morning). Here's the log: https://pastebin.com/fFTJNiKf I'm looking into getting the output from squidclient but I have to try and reproduce the probl

Re: [squid-users] Kerberos access denied and reauthentication

2017-07-28 Thread Dijxie
W dniu 28.07.2017 o 10:46, Grey pisze: Shoul I wait for the error to appear and post the section relevant to the time when it occurs? -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Kerberos-access-denied-and-reauthentication-tp4683224p4683232.html Sent fro

Re: [squid-users] Kerberos access denied and reauthentication

2017-07-28 Thread Grey
Shoul I wait for the error to appear and post the section relevant to the time when it occurs? -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Kerberos-access-denied-and-reauthentication-tp4683224p4683232.html Sent from the Squid - Users mailing list archive

Re: [squid-users] Kerberos access denied and reauthentication

2017-07-27 Thread Dijxie
On 2017-07-27 10:27, Grey wrote: Hi, I'm trying to setup a proxy server using Squid 3.5.23 on Debian 9; I've successfully setup Kerberos authentication generating the keytab file with ktutil and manually setting the required SPN on my Windows domain controller. The problem I'm encountering is tha

[squid-users] Kerberos access denied and reauthentication

2017-07-27 Thread Grey
Hi, I'm trying to setup a proxy server using Squid 3.5.23 on Debian 9; I've successfully setup Kerberos authentication generating the keytab file with ktutil and manually setting the required SPN on my Windows domain controller. The problem I'm encountering is that sometimes (right now I'm the only

Re: [squid-users] Kerberos authentication for squid

2016-11-11 Thread Amos Jeffries
On 11/11/2016 7:50 p.m., Tevfik Ceydeliler wrote: > Here is the problem, > > When I set my browser proxy configuration as "squiddc1.DOMAIN.grp " and > then start to browse, I cant see "usern...@domain.grp" log entry in > access.log. > > I think, It means that kerberos not work. > > Have you any

[squid-users] Kerberos authentication for squid

2016-11-10 Thread Tevfik Ceydeliler
Hi, I try to configure squid by using AD authentication via Kerberos. And I have a keytab by using msktutil (PROXY.keytab) I can run kinit, klist, wbinfo (-g, -u, -t) commands without any error. here is my authparam configuration: ###

Re: [squid-users] Kerberos Ne

2016-10-04 Thread erdosain9
so... any advice about this?? Thanks! -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Kerberos-appropriate-log-file-tp4679740p4679901.html Sent from the Squid - Users mailing list archive at Nabble.com. ___

Re: [squid-users] Kerberos Ne

2016-09-29 Thread erdosain9
Hi. yes, i see this now. it's strange... authentication is working fine... i can surf the web... but im having some error in cache.log... tail -f /var/log/squid/cache.log 2016/09/29 15:43:37 kid1| Adding nameserver 192.168.1.10 from squid.conf 2016/09/29 15:43:37 kid1| Adding nameserver 192.168.1

Re: [squid-users] Kerberos Ne

2016-09-28 Thread Amos Jeffries
On 29/09/2016 3:02 a.m., erdosain9 wrote: > Hi. > Sorry for my ignorance, but, i have squid authentication with kerberos... > > all is working fine... > > but i have some behavior in cache.log that... i dont know if this is the > expected, or there is some problem > > because the file is goi

Re: [squid-users] Kerberos Ne

2016-09-28 Thread Antony Stone
On Wednesday 28 September 2016 at 16:02:42, erdosain9 wrote: > Hi. > Sorry for my ignorance, but, i have squid authentication with kerberos... > > all is working fine... > > but i have some behavior in cache.log that... i dont know if this is the > expected, or there is some problem > > bec

[squid-users] Kerberos Ne

2016-09-28 Thread erdosain9
Hi. Sorry for my ignorance, but, i have squid authentication with kerberos... all is working fine... but i have some behavior in cache.log that... i dont know if this is the expected, or there is some problem because the file is going to be huge as put the squid in production ... this is app

[squid-users] Kerberos SSO Error: krb5_get_init_creds_keytab failed

2016-08-23 Thread erdosain9
Hi. Im trying to configure SSO (single sing on) with Kerberos. I have this error [root@squid squid]# kinit administrator Password for administra...@xxx.lan: Warning: Your password will expire in 28 days on mié 21 sep 2016 12:20:39 ART [root@squid squid]# msktutil -c -b "CN=COMPUTERS" -s HTTP/

Re: [squid-users] Kerberos Autenthication doesn't work

2016-08-18 Thread L . P . H . van Belle
Verzonden: donderdag 18 augustus 2016 16:09 Aan: Squid Users Onderwerp: [squid-users] Kerberos Autenthication doesn't work   I have problems with Kerberos Autenthication in Squid3 on Debian 8 and Samba4 DC My Squid version is: 3.4.8   My Kerberos Autenthication doesn&#

[squid-users] Kerberos Autenthication doesn't work

2016-08-18 Thread Marcio Demetrio Bacci
I have problems with Kerberos Autenthication in Squid3 on Debian 8 and Samba4 DC My Squid version is: 3.4.8 My Kerberos Autenthication doesn't work. PROCEDURES PERFORMED INSTALL OF SAMBA4 AND WINBIND OF DEBIAN BACKPORTS apt-get -t jessie-backports install samba samba-doc winbind KERBEROS TEST:

Re: [squid-users] Kerberos authentication only working with 1 domain server

2016-04-10 Thread Drikus Brits
Heya Amos, The problem was the keytab that didn't work correctly. I deleted the objects from AD db and recreated keytab from linux side. The output now says that using HTTP/mq-sqproxy.domain.co.za is "Authenticated to kerberos", whilst the others now fail. I guess the HTTP is the only one that

Re: [squid-users] Kerberos authentication only working with 1 domain server

2016-04-08 Thread Amos Jeffries
On 6/04/2016 3:27 a.m., Drikus Brits wrote: > > > i believe i might have fixed it > > will advise soonest. > Any update? Amos ___ squid-users mailing list squid-users@lists.squid-cache.org http://lists.squid-cache.org/listinfo/squid-users

Re: [squid-users] Kerberos authentication only working with 1 domain server

2016-04-05 Thread Drikus Brits
i believe i might have fixed it will advise soonest. On 2016-04-05 16:01, Drikus Brits wrote: > Extra info : > > root@mw-sqproxy-test:/home/geosupport# uname -a > Linux mw-sqproxy-test 3.19.0-25-generic #26~14.04.1-Ubuntu SMP Fri Jul 24 > 21:16:20 UTC 2015 x86_64 x86_64 x86_64 GNU/L

Re: [squid-users] Kerberos authentication only working with 1 domain server

2016-04-05 Thread Drikus Brits
Extra info : root@mw-sqproxy-test:/home/geosupport# uname -a Linux mw-sqproxy-test 3.19.0-25-generic #26~14.04.1-Ubuntu SMP Fri Jul 24 21:16:20 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux root@mw-sqproxy-test:/home/geosupport# squid3 -v Squid Cache: Version 3.3.8 Ubuntu configure options: '--bui

[squid-users] Kerberos authentication only working with 1 domain server

2016-04-05 Thread Drikus Brits
Hi Experts, After much struggling it seems i've reached some point of success but yet still not. I've checked a multitude of websites for help before coming here, but didn't get anything valuable yet. My problem as follows : I have 1x win2008R2 server that works with kerberos authentication,

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-10 Thread Victor Sudakov
In case anyone reads Russian, I have covered 2 new topics (possible problems) in the Russian Squid+Kerberos Howto: http://tinyurl.com/h68emax -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN sip:suda...@sibptus.tomsk.ru ___ squid-users mailing list squid-user

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-06 Thread LYMN
On Sun, Mar 06, 2016 at 07:18:18PM +0600, Victor Sudakov wrote: > > On a more practical note, the Windows command to extract the squid > keytab from the AD was > > ktpass -princ HTTP/proxy2.sibptus...@stn.tn.corp -mapuser squiduser +rndPass > -out squid.keytab -ptype KRB5_NT_PRINCIPAL /target x.

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-06 Thread Victor Sudakov
Markus Moeller wrote: > > mismatch. What do you get when using the 2003 clients ? > > Markus, you are great! That was indeed the cause of the problem. Thank > you ever so much. > > I have created an identical key with kvno=3 in the squid keytab, and > now it's working. To hell with the Windows a

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-05 Thread Markus Moeller
You are welcome Markus "Victor Sudakov" wrote in message news:20160305180102.ga94...@admin.sibptus.tomsk.ru... Markus Moeller wrote: If I look at the wireshark capture details I see that the client is sending a key of version 3( kvno) , but the keytab is version 1. This will create a m

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-05 Thread Victor Sudakov
Markus Moeller wrote: > > If I look at the wireshark capture details I see that the client is sending > a key of version 3( kvno) , but the keytab is version 1. This will create a > mismatch. What do you get when using the 2003 clients ? Markus, you are great! That was indeed the cause of the

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-05 Thread Markus Moeller
Hi Victor, If I look at the wireshark capture details I see that the client is sending a key of version 3( kvno) , but the keytab is version 1. This will create a mismatch. What do you get when using the 2003 clients ? [truncated]Proxy-Authorization: Negotiate YIISrgYGKwYBBQUCoIISojCCEp6gM

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-05 Thread Victor Sudakov
Markus Moeller wrote: > > What does the squid log say when you use -d for the authentication > helper ? I have uploaded the cache.log here: ftp://ftp.sibptus.ru/pub/vas/1.zip There seems to be a message size limit in this list, so I cannot attach it. The helper error message is along the li

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-04 Thread Markus Moeller
Hi Victor, What does the squid log say when you use -d for the authentication helper ? Can you provide a wireshark capture from the client ? I guess that 2008 is using AES not RC4. Markus "Victor Sudakov" wrote in message news:20160304162923.gb81...@admin.sibptus.tomsk.ru...

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-04 Thread Victor Sudakov
L.P.H. van Belle wrote: > > What is the output of > > ktutil list   > > (of the squid keytab. ) I have already quoted it in the previous message, but I am happy to repeat: /usr/local/etc/squid/squid.keytab: Vno Type Principal 1 arcfour-hmac-md5 HTTP/proxy.sibptus.transneft.

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-04 Thread L . P . H . van Belle
-crc des-cbc-md5       Greetz,   Louis     > -Oorspronkelijk bericht- > Van: squid-users [mailto:squid-users-boun...@lists.squid-cache.org] Namens > Victor Sudakov > Verzonden: vrijdag 4 maart 2016 13:54 > Aan: squid-users@lists.squid-cache.org > Onderwerp

Re: [squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-04 Thread Victor Sudakov
Victor Sudakov wrote: > > I have squid 3.5.14 successfully authenticating users from a Windows 2003 > domain, but there is a problem authenticating Windows 2008R2 domain > users from another realm. I am using the standard > negotiate_kerberos_auth helper with "-s GSS_C_NO_NAME". > > I have collec

[squid-users] Kerberos (Negotiate) problem with win2008 AD users

2016-03-04 Thread Victor Sudakov
Dear Colleagues, I have squid 3.5.14 successfully authenticating users from a Windows 2003 domain, but there is a problem authenticating Windows 2008R2 domain users from another realm. I am using the standard negotiate_kerberos_auth helper with "-s GSS_C_NO_NAME". I have collected a traffic dump

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-21 Thread Fabio Bucci
apologize for my mail... Fabio 2016-01-14 6:09 GMT+01:00 LYMN : > On Wed, Jan 13, 2016 at 09:30:46AM +0100, Fabio Bucci wrote: >> Hi All, >> i want to terminate a previous job did by ex colleague is changed >> company. Now there is a cluster of 2 nodes of squid with NTLM >> transparent authentica

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-13 Thread LYMN
On Wed, Jan 13, 2016 at 09:30:46AM +0100, Fabio Bucci wrote: > Hi All, > i want to terminate a previous job did by ex colleague is changed > company. Now there is a cluster of 2 nodes of squid with NTLM > transparent authentication and one spare node i'm using as test and > configured with kerberos

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-13 Thread Fabio Bucci
Hi All, i want to terminate a previous job did by ex colleague is changed company. Now there is a cluster of 2 nodes of squid with NTLM transparent authentication and one spare node i'm using as test and configured with kerberos instead. Reading a lot of info i understood kerberos is more stable th

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-11 Thread LYMN
On Mon, Jan 11, 2016 at 09:06:27PM +1300, Amos Jeffries wrote: > On 11/01/2016 2:48 p.m., LYMN wrote: > > > > I did manage to get this working, you did mention the correct solution > > right down the end of your message. > > > > Correct for you yes. That can happen when making half-blind guesses

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-11 Thread Amos Jeffries
On 11/01/2016 2:48 p.m., LYMN wrote: > > I did manage to get this working, you did mention the correct solution > right down the end of your message. > Correct for you yes. That can happen when making half-blind guesses at what the problem actually is based on partial information. It might have b

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-10 Thread LYMN
Firstly, let me say that whatever you are using for a mail client makes reading/replying to your message difficult (see below for a small sample, I will clean up the rest as best I can)... I did manage to get this working, you did mention the correct solution right down the end of your message.

Re: [squid-users] kerberos authentication with a machine account doesn't work

2016-01-07 Thread L . P . H . van Belle
sts.squid-cache.org] Namens > LYMN > Verzonden: donderdag 7 januari 2016 5:23 > Aan: squid-us...@squid-cache.org > Onderwerp: [squid-users] kerberos authentication with a machine account > doesn't work > > > Hi, > > We have been using kerberos authentic

  1   2   >