A proxy server is a software or a dedicated computer that acts as an intermediary for client requests. Most proxies are used as web proxies in order to filter or cache browsed web content. Using a proxy in order to maintain anonymity or bypass security restrictions is also common.

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OSx Transparent proxy authentication with pf

I'm under a corporate, squid proxy. It is problematic to develop under this proxy since I have to setup the proxy details for every thing I use (for example, setting npm, or terminal http_proxy) I ...
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38 views

When VPN is On Proxy Settings are Ignored

I have a HTTP/HTTPS proxy server running on port 8000. I also have a VPN for work. On Mac (similar steps occur on Windows) I set up my proxy settings through the System Preferences > Network > ...
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150 views

Selective ping error

As you see below some sites do load and ping successfully others has to be opened using proxy such as "filterbypass" Would this be routing problem or the DNS resolver/ firewall behind ...
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73 views

Resolving DNS lookup when using a proxy on a adhoc network

I have a network with the following setup: Box A(client) has a local HTTP/S proxy running Box A is set to use 0.0.0.0:7777 as a HTTP/S proxy The proxy service forwards all traffic to box B(proxy) ...
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1answer
37 views

Authentication requests for HTTPS calls through an HTTP proxy

Am I right in thinking that if you have a service protected by SSL on the other side of an HTTP proxy which requires authentication that: You authenticate using HTTP sending an unencrypted (albeit ...
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58 views

Where can I find word (or pattern) lists for tinyproxy, or some other proxy that is as small as Tinyproxy and runs on OpenWRT?

I need to set up a filtering proxy for my home network. My router runs OpenWRT, and I already got Tinyproxy working. Now I'd like to know where I can find wordlists that I could use with Tinyproxy -- ...
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1answer
32 views

Sending mails from Outlook: SPF fails

In our Server we've implemented SPF and opendkim. The IP of our server is 85.214.95.200. SPF and opendkim verification works as expected. The problem is with one of our users. I don't know the ...
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21 views

eclipse can't see through proxy

I am trying to install a few plugins for eclipse. My problem is that eclipse, for some reason, cannot see through my proxy server, and therefore can't find the update sites for the plugins I need. I ...
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28 views

SSH Forwarding with Squid

I would like to ssh into a box that isn't front facing (box a). I have an offsite box (box b) that I have OpenVPN running on and box a is connected to that VPN so box b can interface with box a. ...
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1answer
81 views

Browsing through ssh socks proxy -> through reverse tunnel

I have HostA behind a firewall establishing a reverse ssh tunnel to HostB. I want to setup a proxy on HostB that will forward the connection through the reverse ssh tunnel and out through HostA. I ...
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52 views

Use SOCKS proxy for several IP addresses on OSX Yosemite

I just wanna use socks proxy for some ip addresses. I found this setting: Sorry for non-English screenshot. Here is OSX Networking settings for SOCKS proxy. I can see only "black list" for ip ...
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21 views

Gucacamole behind proxy, refresh issues - How to make proxy flush?

I'm using guacamole (http://guac-dev.org/) to access (parts of) my home computer clientless, on the go. From my work computer (University Network) the screen is however not updating and only shows ...
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440 views

Workaround to set an http proxy on a Samsung Smart TV?

I would to set a foreigner http proxy on my Samsung smart tv in order to use some applications available to use just on that country. Samsung does not let change the the proxy server via ...
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17 views

Monitoring URLs accessed from a network

I am looking for a good solution (on-premise or cloud-based) which can provide some visibility into the web sites (URLs) being accessed by workstations/laptops within my company's network? We do not ...
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1answer
57 views

ubuntu use proxy for whole network traffic

How to set ubuntu to use a proxy (socks 5) for whole applications traffic? I tried proxychains, but it only works for one app, not whole system. Something like Proxifier on Windows.
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46 views

How to get my router to forward IP address to web app?

My web server is behind a Microtik router v6.1. My web app is only able to see the router's IP when referencing "REMOTE_ADDR" or "HTTP_X_FORWARDED_FOR" (asp.net app). How do I enable "IP forwarding" ...
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1answer
94 views

SFTP to a host that can only be connected through SSH Bastion in Windows (Putty)

I don't even know how to explain this and the title might also be incorrect. But this is what I am trying to do, I use an SFTP plugin Sublime Text which connects to by dev machine (lets call it D) ...
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1answer
35 views

how does a sock proxy handle multiple connections

hi i was thinking about this and cant get my head around it. sock proxies can have multiple clients connected to them all sending and receiving data how does the sock keep track of who asked for what ...
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1answer
231 views

DNSCrypt not working - server certificate possibly expired

I have been using DNSCrypt for a few days (used this guide to install dominustemporis.com/2014/05/dnscrypt-on-windows-update/) and it has been working fine for a few days. Today I switched on my ...
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21 views

How to access a VPN server from a LAN with proxy

I have to use a proxy to access the internet. I have (I would rather be ...) the following situation: CLIENT HTTP/HTTPS Proxy:8080 ----------> VPN SERVER -----> CLIENT No Proxy I can not ...
0
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1answer
29 views

Why my server with a public IP address can only display its web page to my local network?

I can see the server's web page from my PC/phone on local network wifi. I cannot see the server's web page using 3G on phone or home wifi. I can ping to the server using my phone 3G. Any ...
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3answers
163 views

What information leaks through local DNS lookups when torrenting?

Using uTorrent + a Socks5 Proxy for anonymity, what kind of information might leak through local DNS lookups? Here's my current config: As you can see, I enabled local DNS lookups, and it severly ...
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2answers
54 views

How can I scp a file across two servers in one line? [duplicate]

I'm using Mac 10.9.5 and bash shell. In our environment, we have to go through a proxy (a CentOS machine) to SSH properly into a destination machine (another CentOS machine). What I would like to do ...
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0answers
15 views

Apache proxypass and multilingual domains

I have a website on domain.com which has multilingual content in URLs e.g.: domain.com/en for english domain.com/de for german domain.com/it for italian etc. These are not really directories - ...
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2answers
278 views

How to connect to VPN through Proxy Server

How do I connect to a VPN going through a proxy? I am currently at a client and they are using a Proxy to connect the users to the internet. I want to VPN back into my company to retrieve some ...
0
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1answer
82 views

Transparent proxy for wired+wireless network

I want to install squid as a transparent proxy for my home network. I have a HP microserver currently serving as my NAS+media server. I am thinking if I get a second NIC for the server I can lay the ...
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1answer
66 views

Analysing Akamai traffic [closed]

There's a site from which I have to get information from. This site streams a video file leaning against Akamai platform. I tried everything I know to gather information (the real video's url) while ...
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46 views

proxychains - same host, different ports

I got proxychains installed and working good. I added these two proxies to my file socks5 127.0.0.1 9050 socks5 127.0.0.1 5555 The first one is Tor, the second one is my remote server that I ...
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2answers
39 views

ssh, how to enable remote proxy?

I use this ssh -D 9999 root@my.server.ip Then I use firefox and put in the proxy settings as socks 5 , localhost, port 9999 This works fine, but what If I want several other people to use my server ...
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0answers
41 views

A Linux Firewall/Web-proxy suited to a blacklist-by-default policy for a single desktop [on hold]

I am looking for a (suite of) tool(s) to strictly control outbound access to a small whitelist of globally deployed web-sites, for one Linux desktop (with one user). I am looking for a solution with ...
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1answer
399 views

Why isn't openssl s_client passing my private key to proxytunnel?

I currently have HAProxy set up on my home PC and I am attempting to access it through a HTTP proxy. Currently I am accessing the SSH logon prompt like so: openssl ...
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1answer
54 views

How to reset setting of an application in windows

Previously i had set global proxy using netsh winhttp set proxy : and also set the same proxy in internet options settings. It was working fine but few days later i changed my proxy and did the same ...
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1answer
284 views

Redirect traffic through port 80

My situation is as follow : I have a client on a network where only port 80 is open. I'd like to be able to connect to a FTP (port 20 - 21) from this client. Is there any way to redirect ...
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154 views

Skype thru SSH tunnel not working

At school, many ports but 21, 25, 80 and the ones for IMAP and POP3 are closed by a firewall, preventing students to go into "malicious" places. Obviously, this has turned into an issue. As it ...
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0answers
27 views

How to create proxy without static (dedicated) IP?

Can you tell me how can i setup proxy (socks) if PC don't have dedicated IP? Which soft i can use? I've tried 3proxy and it works fine, but only with static IP. If i'm using router - then 3proxy ...
2
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3answers
1k views

How to provision Vagrant to set a proxy and use it?

I have the following setup: Windows 7 computer Installation of Ruby, Vagrant, VirtualBox VBox image Ubuntu 14.x Working in the intranet of my company that needs a proxy to access the internet I am ...
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91 views

How does a “proxy” allow me to bypass company restrictions on internet traffic?

My company provides its employees with an "http proxy" (a domain name and port number) which we can specify in applications (like Eclipse, etc.) if the application needs to access something that it ...
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0answers
47 views

Force browser to use HTTP because of HTTP proxy

I have a lot of HTTP proxies and I cannot access websites that are using SSL through those proxies. I have no access to configuring the proxies, so is it possible to force Firefox (in my case) to ...
0
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1answer
54 views

How to create a simple reverse proxy exposing multiple services under single port

The common problem with microservices is that developing them can be cumbersome if you use AJAX and try to read input from multiuple hosts/ports (due to cross domain requests). I am looking for a ...
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0answers
114 views

How to achieve best browsing performance using Polipo?

I'm using Polipo to browse the web, I've set up the config file as follow (consider that I have 4 Gb of DDR3 ram, and my computer is quite fast): I've noticed that seems better if I disable the ...
4
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2answers
141 views

How to chain SOCKS proxies?

Preface: What I’m looking for are explicit instructions, in the same format as above. That is, something like run: “…run command X on machine A, then command Y on machine B…” I have a working socks ...
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0answers
96 views

Windows 7 VPN connection issue by proxy

In my office we are allowed to connect to internet by using a proxy which is forefront TMG I Guess and proxy gets us to other sites. It's a http proxy. I bought a VPN from cactusvpn. But when I tried ...
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1answer
51 views

Squid working on linux machine but not on vmware

I have a friend that is getting started to learn squid, so I am trying to give him a very basic squid.conf file that blocks only 3 websites. I got it running on my local machine which runs Ubuntu. I ...
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1answer
458 views

How to use Adblock AND a VPN on my Android Phone?

I'm using Private Internet Access's VPN via its App and now I'd also like to additionally use Adblock Plus. The problem however is that I apparently can only use either VPN or Adblock Plus - but not ...
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0answers
31 views

Window 8 laptop and desktop proxy issue

Similar to a previous question saying " cmd line box is on the desktop, followed shortly by a message saying; "Windows cannot find c:\program files(x86)\search extensions\client.exe" However, this ...
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35 views

Using JabRef behind proxy server. How to test connection?

I'm trying to use JabRef's DOI to BibTeX Web search feature. I enter a DOI and click Fetch, and a dialog pops up and dissappears very quickly, and nothing happens. I am behind a proxy and I am using ...
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60 views

Manual proxy setup won't uncheck

whenever I uncheck use a proxy server and check automatically detect settings, it just checks it back again. I'm running windows 8.1 on a toshiba laptop. I tried doing the same thing but in the pc's ...
0
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1answer
144 views

Stunnel as a transparent proxy

I am interested in the following setup firefox->(local) stunnel client-> (remote) stunnel server->forwarded to internet I thought this would be possible if I made my stunnel client connect to ...
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0answers
151 views

VLC rtsp stream behind a proxy

I'm trying to access a rtsp stream behind a proxy. I tried setting the proxy in various positions inside VLC and starting VLC with the http-proxy parameter. I always get the Can't open the MRL '...' ...
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45 views

Add proxy to all network traffic of another adapter

In my PC I have 2 network adapters. My Xbox is connected to my PC and my PC to router: Xbox ====> PC =====> Router (Modem) So in Network Connections in Control Panel, I can see 2 adapters: ...