Yeah, we have a few. 

I'll try to detail them below, I apologize for any formatting weirdness. 

auth_param negotiate program /usr/lib64/squid/negotiate_kerberos_auth -k 
/etc/squid/HTTP.keytab -s HTTP/arcgate2.ad.arc-tech....@ad.arc-tech.com
auth_param negotiate children 10
auth_param negotiate keep_alive on
auth_param basic credentialsttl 2 hours
auth_param basic realm ArcTech Proxy Server

acl localhost src 10.46.11.69
acl localhost src 127.0.0.0/8          
acl localnet dst 10.0.0.0/8          
acl localnet dst 172.0.0.0/8           
acl localnet dst bldg3.arc-tech.com.  
acl localnet dst bldg5.arc-tech.com.   

acl SSL_ports port 443          
acl SSL_ports port 5001             
acl SSL_ports port 4434            
acl SSL_ports port 9251            
acl Safe_ports port 21             
acl Safe_ports port 22          
acl Safe_ports port 80           
acl Safe_ports port 443            
acl Safe_ports port 8080         
acl Safe_ports port 8443         
acl Safe_ports port 1025-65535

acl kerb-auth proxy_auth REQUIRED
acl CONNECT method CONNECT
acl local_dst_dom dstdomain arcgate2

http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports

http_access allow local_dst_dom
http_access allow localnet

acl bad_domains_preauth dstdomain "/etc/squid/bad_domains_preauth"
http_access deny bad_domains_preauth

#acl block_user proxy_auth_regex -i "/etc/squid/block_user"
#http_access deny block_user

acl bad_exception_urls url_regex -i "/etc/squid/bad_exception_urls"
http_access allow !bad_exception_urls

acl exec_files url_regex -i "/etc/squid/exec_files"
#acl exec_users proxy_auth_regex -i "/etc/squid/exec_users"
http_access deny !bad_exception_urls exec_files
deny_info ERR_BLOCK_TYPE exec_files

#acl mmedia_users proxy_auth_regex -i "/etc/squid/mmedia_users"
acl mmedia_sites dstdomain "/etc/squid/mmedia_sites"
http_access allow CONNECT safe_ports SSL_ports mmedia_sites

acl bad_domains dstdomain "/etc/squid/bad_domains"
http_access deny !bad_exception_urls bad_domains
deny_info ERR_BLOCK_DST bad_domains

acl bad_domains_regex dstdom_regex -i "/etc/squid/bad_domains_regex"
http_access deny !bad_exception_urls bad_domains_regex
deny_info ERR_BLOCK_DST bad_domains_regex

acl bad_urls url_regex -i "/etc/squid/bad_urls"
http_access deny !bad_exception_urls bad_urls
deny_info ERR_BLOCK_DST bad_urls

acl bad_files urlpath_regex -i "/etc/squid/bad_files"
http_access deny !bad_exception_urls bad_files
deny_info ERR_BLOCK_TYPE bad_files

http_access allow Safe_ports
http_access allow SSL_ports
http_access deny !kerb-auth
http_access allow kerb-auth
http_access deny all



-----Original Message-----
From: squid-users <squid-users-boun...@lists.squid-cache.org> On Behalf Of 
Matus UHLAR - fantomas
Sent: Tuesday, November 12, 2024 10:30 AM
To: squid-users@lists.squid-cache.org
Subject: Re: [squid-users] Access Log Question

Caution: This email originated from outside of Hexcel. Do not click links or 
open attachments unless you recognize the sender and know the content is safe.


On 12.11.24 15:22, Piana, Josh wrote:
>I seem to be able to generate tickets by checking klist, and using kinit to 
>authenticate my username with AD. But it looks like the proxy is ignoring it. 
>This could explain why all my proxy_auth ACL's stopped working too.
>
>
>Here's my authentication settings:
>auth_param negotiate children 10
>auth_param negotiate keep_alive on
>auth_param basic credentialsttl 2 hours auth_param basic realm 
><redacted> Proxy Server
>
>acl kerb-auth proxy_auth REQUIRED
>
>The bottom of my ACL Rules looks like this:
>http_access deny !kerb-auth
>http_access allow kerb-auth
>http_access deny all

The bottom? Are there any ACL rules that allow clients' access before this?
Because ACL rules are processed in the order they are specified.

>-----Original Message-----
>From: squid-users <squid-users-boun...@lists.squid-cache.org> On Behalf 
>Of Matus UHLAR - fantomas
>Sent: Tuesday, November 12, 2024 10:19 AM
>To: squid-users@lists.squid-cache.org
>Subject: Re: [squid-users] Access Log Question
>
>Caution: This email originated from outside of Hexcel. Do not click links or 
>open attachments unless you recognize the sender and know the content is safe.
>
>
>On 12.11.24 15:16, Piana, Josh wrote:
>>Seems like it.
>>
>>Example:
>>
>>12/Nov/2024:09:51:37 -0500.396 10.46.49.135 TCP_TUNNEL/200 23735 
>>CONNECT
>>http://www.s/
>>a%2F&data=05%7C02%7Cjosh.piana%40hexcel.com%7C781d9733572443bebebd08dd
>>032ef2d6%7C4248050df19546d5ac9c0c7c52b04cae%7C0%7C0%7C6386702223804901
>>51%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCI
>>sIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=J
>>D5bPnmHAzYiBf0GEibkaOIItE5n7G5wQaTzYent9K4%3D&reserved=0
>>fgard.com%3A443%2F&data=05%7C02%7Cjosh.piana%40hexcel.com%7C1dd5a668cf
>>f
>>64041506f08dd032d47f6%7C4248050df19546d5ac9c0c7c52b04cae%7C0%7C0%7C638
>>6 
>>70215221064884%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiI
>>w 
>>LjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C
>>%
>>7C&sdata=gmzUs90%2Bccg4xxW8WHB2R4Tyb66r1tfKPdsQL2mHmUE%3D&reserved=0 - 
>>\ HIER_DIRECT/206.188.0.52 - -/-
>
>yes, this looks like the username is not known to squid, thus probably 
>bypassed authentication.
>what type of proxy authentication you use?
>
>>-----Original Message-----
>>From: squid-users <squid-users-boun...@lists.squid-cache.org> On 
>>Behalf Of Matus UHLAR - fantomas
>>Sent: Tuesday, November 12, 2024 10:10 AM
>>To: squid-users@lists.squid-cache.org
>>Subject: Re: [squid-users] Access Log Question
>>
>>Caution: This email originated from outside of Hexcel. Do not click links or 
>>open attachments unless you recognize the sender and know the content is safe.
>>
>>
>>On 12.11.24 14:56, Piana, Josh wrote:
>>> At some point, the access log has stopped recording which users are 
>>> trying to access which sites.
>>>
>>> I'm currently thinking is could be an issue with log format, Squid 
>>> not being able to receive the header information, or authentication 
>>> is being bypassed completely due to our config, for some reason.
>>
>>what is it logging? doest is log "-" instead of usernames?
--
Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
"To Boot or not to Boot, that's the question." [WD1270 Caviar] 
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