• Squid: white-list several domains only and block-list the rest

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    Something like https://docs.diladele.com/faq/filtering/locked_policy.html ? I am not sure why your .* regex does not work in blacklist - most probably the squid conf that is generated expects domain names and NOT domain regex. Then try to specify something like (not tested): acl all_others dstdom_regex .* http_access deny all_others See http://wiki.squid-cache.org/SquidFaq/SquidAcl
  • SQUID proxy is not creating NAT rules and forwarding to port 3128

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    Having the same problem with proxy not working on HTTP but HTTPS working since it is not setup for transparent proxy yet. Running pfSense 5.6.5 2.3.5-DEVELOPMENT. Setup SQUID with Transparent Proxy. em0 wan em1 lan, vlan10, vlan11, vlan12, vlan99, vlan100 I can see that ALL HTTP traffic is getting blocked.  Of course, websites with HTTPS are passing through the Transparent Proxy. My understanding is that pfs would make all necessary firewall rules and/or NAT translations to pass port 80 requests over to 3128. If I look at /tmp/rules.debug I see port 80 rules redirect to 3128 on the loopback interface. Setup Squid proxy redirect rdr pass on em1_vlan11 proto tcp from any to !(em1_vlan11) port 80 -> 127.0.0.1 port 3128 rdr pass on em1_vlan10 proto tcp from any to !(em1_vlan10) port 80 -> 127.0.0.1 port 3128 rdr pass on em1_vlan12 proto tcp from any to !(em1_vlan12) port 80 -> 127.0.0.1 port 3128 rdr pass on em1_vlan100 proto tcp from any to !(em1_vlan100) port 80 -> 127.0.0.1 port 3128 rdr pass on em1_vlan99 proto tcp from any to !(em1_vlan99) port 80 -> 127.0.0.1 port 3128 BUT FIREWALL log shows ALL port 80 requests getting blocked. HINTS.  Mainly wondering what would not be setup since it is supposed to create the necessary rules and I understand some rules are HIDDEN. Ng
  • Squid MITM Proxy certificate error

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    Sophos had this error with chrome too, they were able to patch it. https://community.sophos.com/products/unified-threat-management/f/general-discussion/91085/https-scanning-web-protection-ssl-error-err_cert_common_name_invalid
  • SQUID 3.5 + SSL USING HIGH MEMORY + KERNEL PANIC

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    Hi, You'll may want to check this out. http://bugs.squid-cache.org/show_bug.cgi?id=4005
  • Client cert validation with HAProxy

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  • Lightsquid showing weirds results

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    Avast and their security scan are known to produce similar crap as well.
  • Haproxy-devel vs haproxy

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    jimpJ
    Almost always, the answer is the regular version. Development happens in -devel that can make it unstable at times. It could also be built against a newer version of haproxy but with the same frontend/GUI code. The only time to use -devel is if you know for certain that -devel contains a feature you require that is not present in the regular version, and you are OK with possible instability.
  • SQUID + BRIDGE interface (Troubles)

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    I found solution with WPAD at the moment. So, lets see how its work.
  • Changes on SquidGuard ACL on GUI do not save to file

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    Hi, I have faced same issue too. I found nothing so I performed a clean install. The strange thing in my case was that if open ACL lists everythink looked fine with all changes I performed,despite system was not accept my changes :-\
  • Squid & squid Guard running after while

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    tuzsuzdeliT
    My situation is the same in addition When I make a change to squid or squidguard, the computer's processor is running at 100% for about 30-40 seconds. At this time, users can not connect to the web. Then the use of processors falls slowly Then it is possible to connect to the web.
  • SQUID proxy - downloading stopped

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    hi! I know that this is very old old post but I have the same issue… download started for example I was downloading a 4 mb file and randomly it says 0 b/s no error just stay there :( if I disable squid it finished ok.... thanks Chris
  • DISK FULL

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    On a system with <4 gigs of storage? Yes that most certainly should be removed, plus run rm -rf /var/db/ntopng/ after that.
  • Transparent HTTP Proxy + HTTPS/SSL Interception = No HTTPS traffic

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    I do not know if I would downplay this package heh. Does anyone have anyidea why SSL_RECORD_TOO_LONG happens with blocked sites?
  • Squid and s3.amazonaws.com problem

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  • 2.3.3 not filtering anymore

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  • How to block domain but open same domain's URL?

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    Hi! Thanks for your help. I think my settings can't see the full URL. because squidguard blacklist log just like this. "play.google.com:443 Request(PROXY_BASIC/none/-) - CONNECT REDIRECT" so how to set a method that can see the full URL? Thank you. Installed Version:pfSense(2.3.3-RELEASE-p1 (amd64) ) with Squid(0.4.36_2) and SquidGuard(1.16.1)
  • SSL Intercept and AWS gives "Access Denied" instead of remote site

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    Trying to debug the thing, I decided to turn off the SSL Man In the Middle Filtering, just to see if I could get Squid and pfsense on AWS to act as a regular proxy and take it from there. Turns out that that one did not work either  :( I tried a normal, non-ssl, site and still get Access Denied. I wonder if there is something weird with AWS and their network that is acting up on me? On the Inbound rules I have: HTTP            TCP 80 0.0.0.0/0 Custom UDP Rule UDP 1194 0.0.0.0/0 SSH            TCP 22 0.0.0.0/0 Custom TCP Rule TCP 3128 - 3129 0.0.0.0/0 HTTPS          TCP 443 0.0.0.0/0 And on outbound, nothing
  • Squid routing ?

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    Transparent squid will bind.to the default gateway, it does not follow policy routing
  • SquidGuard "Block Page" served via IP Address and HTTPS

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    @aeleus: I have a similar issue. Everything was working as expected using HTTP. I recently switched the webConfigurator (System/Advanced/Admin Access) from HTTP to HTTPS. Now, that redirects everything to HTTPS - including SquidGuard redirects that are set to HTTP. From squidGuard.conf: default  { pass Internal Allowed !in-addr !Blocked none redirect 301:http://proxy.mydomain.net/sgerror.php?url=403%20&a=%a&n=%n&i=%i&s=%s&t=%t&u=%u log block.log } That would be fine except that I have this in squidGuard.conf: dest blk_BL_adv { domainlist blk_BL_adv/domains urllist blk_BL_adv/urls redirect http://10.0.0.1:80/sgerror.php?url=blank_img&msg=&a=%a&n=%n&i=%i&s=%s&t=%t&u=%u log block.log } That gives me certificate errors when it redirects to https://10.0.0.1/…. I don't know why that's the only entry - aside from the default and explicit ACL's that I set - that has a redirect. Any thoughts on how to change it? To get rid of the certificate errors for sgerror happens, you need to create a certificate for your server. Specify the alternative names for your server like FQDN and IP address of the server.
  • MITM stopped working.

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    @doktornotor: There is no need for MITM nor for installing certificates on clients when you explicitly set the proxy on clients. Squid will use CONNECT for HTTPS on sslports ACL to connect to HTTPS websites. If you want MITM, make the proxy transparent and stop configuring it on clients. I want to be able to see HTTPS traffic for both inspection + caching. I've tried not configuring the proxy on clients and leaving on transparent mode. That's throwing errors too. Am I the only one having this issue?? I'm guessing the DNS alternative name isn't being mimicked by Squid properly. Since on Chrome mobile, that's an error it's saying "DNS alternative name invalid".
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