Questions tagged [squid]

Squid is a free, cross-platform caching proxy primarily used for web documents. Licensed under the GNU GPL, it runs on most available platforms, including Linux, FreeBSD, OpenBSD and Windows. It supports HTTP, HTTPS, FTP and other protocols.

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Squid proxy server is blocking the FTP connection

I have set up a Squid proxy Server to restrict the websites. Now, I want to connect to a FTP server but the proxy server is somehow blocking the connection. I can connect to the FTP server from some ...
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iptables and squid can't do web searches

I'm Chris, firstly I'm sorry if my english is wrong, I need some help with iptables. I'm running an Ubuntu desktop 18.04 machine as a proxysquid server (I'm trying to learn how to use iptables so yes,...
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How to get rid of HTTPS with a proxy?

I am running a tiny private network that consists of a Linux server and some very old computers running very old operating systems like Windows 95 and DOS. The Linux server is running squid and ...
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121 views

Cannot access Spotify through squid proxy

I setup a personal squid proxy without authentication so i could connect to spotify. I can connect to normal websites and i acan also connect to Spotify website however i cant connect to Spotify using ...
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How to configure squid proxy to forward incoming requests to another proxy using pac file with authentication?

I'm behind a corporate proxy and am using Ubuntu. The proxy is configured with a PAC file, which also requires authentication. However, using the proxy auto-config URL in Ubuntu settings is borderline ...
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79 views

How to force user logout after a password change in squid

I have a Squid proxy server set up and running and I am having trouble with authentication. When a user is logged in to the proxy server using a certain username and password he can keep using the ...
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25 views

Squid proxy server loads only Google sites

I have just installed Squid proxy server on a CentOS 7 system and everything went smooth but the proxy loads only the Google sites like YouTube, Google Search, and so on... when I visit another site ...
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14 views

Connecting to another server through squid

I have 2 servers A and B, I don't have access to B normally, but I can access B through server A. I want my http requests to be proxied through server B. If I set up squid on server B, I can't access ...
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43 views

Set up a transparent proxy with a forwarded port on mac OS X

I want to set up a transparent proxy on mac, I searched and ended up using squid(squidMan in my case for mac) for that. Now I have forwarded my traffic over a port using ssh like this: ssh root@ip -L ...
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99 views

Using squid proxy as a way to change outgoing NIC

I've tried before to find a solution and I got really confused and not receiving an answer that fixed my problem (well the problem is actually my lack of knowledge here). What I am trying to achieve ...
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25 views

Lightsquid in Docker: resource mapping recommendations

Now I'm trying to have some practice with docker and working on lightsquid containerization. There is a practical task of setting up several Squid servers for different purposes so I realize that ...
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82 views

ICAP Protocol Error

Whenever I am starting clamav-clamd the c-icap server should be started. But in my case clamav-clamd is only starting but not c-icap. I browsed some website also and changed some of my configuration ...
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How to setup iptables to feed squid proxy server?

I am following this https://raspberrytips.com/raspberry-pi-firewall/ to setup iptables for squid proxy server. iptables -t nat -A PREROUTING -i wlan0 -p tcp --dport 80 -j DNAT --to 192.168.42.1:3128 ...
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Fail to install squid on Raspbian

I try to install squid proxy on Raspbian, from Webmin but, after installed successfully, can't configure the module to start using it. The command squid was not found on your system. Maybe it is not ...
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How to configure squid (or some other proxy) to check each connection against external resource?

I need to configure squid (preferably) or some other proxy (capable of http/https filtering and free for non commercial usage) the way so every page is checked against external resource before being ...
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Putty unable to connect using Squid as proxy, Chrome works

I have Squid proxy on a Ubuntu server. Chrome with FoxyProxy is working fine over it. I disabled authentication for testing, all I have set on FoxyProxy is server's domain name and port. Even when I ...
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467 views

Pfsense with squid and SquidGuard won't allow HTTPS traffic through?

About 2 or 3 years ago I setup a pfsense server to prevent one of my family members from accessing facebook too much; they requested it. It worked well and they were allowed to access Facebook for a ...
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Logging websocket connections in Squid

I'm monitoring Squid access.log, expecting to see when an application opens some websocket connections. But new records seem to appear only when the connections are closed (although I'm not 100% sure ...
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578 views

Use “Squid” (Local Proxy) to change “User-Agent” (--enable-http-violations)

I want to use Squid (http://www.squid-cache.org/) as "local Proxy" to change my "User-Agent". I'm working on a Win 10 64bit PC. I added this to the config (/etc/squid/squid.conf) ...
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209 views

How can I convert a http forward proxy to https

I currently have a HTTP forward proxy running on the server A, which transfers the http requests to another server B that would access the requested websites. Both A and B have their public IP ...
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1k views

Squid Proxy Very Slow Causing Timeout

I have just installed the Squid proxy server on a Raspberry Pi (Raspbian). I am trying to connect to it via Firefox. I have made the following proxy settings (dummy IP below obviously): It connects ...
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1k views

Who is making DNS lookups? My system/browser or my squid proxy/remote server?

I configured squid proxy with anonimizer on a remote server but it seems that the DNS lookup happens before a request is sent to a website over proxy. I am using windows 10 as home system and a squid ...
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504 views

Squid Proxy transparent mode SSL filtering

I am trying to get Squid Proxy (v3.5) operating in transparent mode for HTTP as well as HTTPS. I need to have filtering enabled on this as well. Now, both HTTP and HTTPS work and HTTP filtering works....
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43 views

Is it possible to acquire different IP addresses if I already have one IP address?

What I want to ask is whether its possible to create multiple IP adresses from one server with a single IP. I would like to use them with a Squid proxy. For example I have the IP address 34.123.321....
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FATAL: Failed to make swap directory /var/cache/squid: (13) Permission Denied

I have successfully installed and configured Squid Proxy Server 3.5.26 in Slackware 14.2. Im currently logged in as root user and I get an error when starting Squid using the command sudo squid -z: ...
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336 views

Cannot flush proxy settings after being connected to Squid proxy

My computer was recently on a LAN with a squid proxy. After returning to my home network, certain applications (that I'm assuming were proxied) are still attempting to connect to the local proxy (10.1....
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203 views

How to access terminal commands through proxy server url

I have done setting up a squid proxy server with username and password. It authenticates when opening browser for username and password. It works great in browsers. But in terminal, i want to access ...
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52 views

Need to use my home IP form remote server

I need to outgoing with my home IP from my remote VPS So I buy a raspberry pi 3 with raspian and place it at home. I have install Squid and I setup with this sample rules: acl me src MY_VPS_IP/32 ...
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41 views

squid3 configuration file to allow all requests including https

What is the simplest squid3 configuration file to implement a proxy on port 8888 that allows all requests from all clients to all sites including https?
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391 views

Benefits of using Squid proxy in modern browsers (Chrome, Firefox, Safari)

With all the file caching already done in browsers, I was wondering if there is any benefit to configuring your Browser to use a local (LAN or on same machine) Squid proxy. Looking at the console ...
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207 views

squidGuard does not filter traffic

I am trying to setup squidguard with squid proxy. It does not seem to capture any traffic or does not match any sources Package details Proxy: Squid 3.5 OS: Centos 7 SquidGuard Verion: ...
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689 views

Squid3 proxy with multiple IPv4 and IPv6

I am unable to get Squid 3.5 to respond to any IP but ip1 with this config. I believe the problem is with the use of IPv6, not the way that I am assigning multiple IPs. However, I only have a single ...
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2k views

HTTPS (letsencrypt) squid proxy on a domain?

I'd like to make a HTTPS squid proxy (this kind) that can be used by anyone to access any site. This is not a reverse proxy, it is for the whole internet. For security reasons, IPs on my subnet should ...
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214 views

ISP Throttles Internet on HTTP, HTTPS works fine (OpenVPN and Proxy also get throttled)

I want to setup OpenVPN on my server but I have very weird problem which I just noticed while setting it up. I think my ISP is throttling speed over HTTP connections. Without VPN and Without Proxy (...
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698 views

clients don't connect to squid server

I'm currently trying to make a squid server on my personal laptop to allow a few PC's on my work to connect to the internet through a vpn on my laptop. I've installed and configured squid on my ...
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470 views

Monit for Squid

I am trying to use monit to monitor my squid server. I installed squid server on raspbian stretch using apt-get. The squid service was installed under /etc/init.d/squid and I checked if the PID file ...
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106 views

Local MediaWiki installation slow despite enabling Squid, parser, file, and sidebar caching

I have a local MediaWiki installation on a flash drive using XAMPP. I have enabled every possible form of caching as far as I know except for Varnish, since it's unavailable on Windows. Additionally, ...
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2k views

How to protect agains milions failed login attempts?

Every time I access my VPS using PuTTY, I see this: Last failed login: Fri Oct 6 17:25:58 UTC 2017 from xx.xxx.xxx.xxx on ssh:notty There were 2381935 failed login attempts since the last successful ...
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1k views

acl url_regex on squid3 is not working using an online tested regular expression

I was asked to block Facebook access from 8:00am to 3:00pm for almost all users but them are using alternative Facebook URLs to access the social network anyway. This is consuming a lot of our low ...
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355 views

How to configure http proxy (Squid?) to transform http/1.1 requests to 1.0

I need to setup Squid (or any other proxy) on my local linux VM so that it proxies all incoming HTTP traffic on the loopback interface while transforming the HTTP version to 1.0. In other words I ...
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890 views

Is it possible to set up a squid proxy server for a mobile hotspot device?

I am going to buy a verizon "jet pack" mobile hotspot device (similar to mifi) for my trailer, and want to minimize my bandwidth use while on the road. I'd like to somehow set up a small linux ...
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117 views

block suburl in Squid

Im trying to block one page from website on Ubuntu. For example the website is www.linuxquestions.org which I want to allow, but www.linuxquestions.org/reviews/ I want to deny. I found out that I cant ...
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1k views

How to get a static IP?

I need a static IP to work on one of my client's website. He have blocked all connections from my country in firewal. And asked me my IP address so he could whitelist mine. Problem is I don't have a ...
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203 views

Squid proxy for localhost to improve surfing experience

I think of using Squid as a proxy for my localhost to improve my surfing experience. Now I have done some research on this and I'm not sure why there is not much content about this on Google: Can ...
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1k views

pfSense randomly blocking sites

I'm using a pfSense firewall together with approx. 50 WiFi access points to provide internet connectivity for my customers. In order to be able to block sites (e. g. if legally forced), I also ...
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875 views

NTLM proxy authentication as Local System on Windows Server 2008

I have an application that is required to send HTTP requests via a proxy supporting only NTLM authentication against the local domain controller. I am using a libcurl SSPI build to send requests which ...
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196 views

Routing proxied traffic though a squid proxy?

I have an application which runs on multiple servers all on different IPs. This application makes network requests using proxies. Each "account" that is used has an assigned proxy. Each proxy is only ...
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535 views

block .exe inside a .zip

If we want to block an extension in our firewall, we can use a rule similar to this: example iptables rules: iptables -A INPUT -p tcp -m string --string ".exe" --algo bm -j DROP Or we can do it in ...
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54 views

HTTP Proxy FOR Squid

I have Squid set up on an Ubuntu server on my network, I can connect to Squid just fine. However, I need all traffic through Squid to be forwarded to a second proxy, how can I acheive this?
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Unicode expression with SquidGuard

I'm using SquidGuard 1.4 with Squid3, it worked like charm and I can block adult site with expression DB file contain English pattern. (^|[-\?+=/_])(bondage|boobs?|busty?|hardcore|porno?|sex|xxx+)([-\...

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