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Implementing a global proxy with iptables

I'm running a Linux box (Lubuntu 12.04) in an Windows environment where a pac file is used to configure internet access. proxy.pac file: function FindProxyForURL(url, host){ var proxy_yes = "PROXY ...
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2answers
439 views

Local caching of http proxy to prevent real requests for website

I'm writing extenstion for chrome and I need to check performance of it. But making multiple requests to other sites I think can put you on a black list as a suspect of doing DoS attack. So I need a ...
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1answer
78 views

What is the difference between “CONNECT” and “GET HTTPS”?

Before getting to the real question, let me explain how my project works: for sake of semplicity, my proxy is on my laptop, where the client (my browser) also is; the remote server will be, for ...
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1answer
64 views

How to set a proxy to disconnect network actions of an application from its configuration?

I'm trying to disconnect some application from network using its proxy configuration. I tested random ip and port values in my Mozilla Firefox browser but Firefox continues to open pages normally. Is ...
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1answer
118 views

Debian Linux: How can I expose a SOCKS proxy as a HTTP proxy for the purpose of HTTP/HTTPS requests?

How can I allow a program, which only supports talking through a HTTP proxy, to talk through a SOCKS proxy? In other words, take the HTTP-proxy request and turn it into a SOCKS-proxy request which ...
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1answer
25 views

What do I need to know before building my own censor avoider? Trying to understand “http proxy” projects

My question is similar to this one but I am looking to build my own, preferably contributing to open source projects along the way. But before I begin I need some help understanding some meta concepts....
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2answers
606 views

Configuring firefox to use a chain proxy

I live in college and I access internet through a local http proxy. I want to access internet through external http/SOCKS5 proxies which are freely available. How to configure Firefox to do that? ...
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1answer
242 views

How can I get the Full URL's being accessed over TCP, on OSX (or linux)

Is there a way that I can have iftop (or some other command) run on my mac (linux also is okay) which will display the exact http requests which are being made, including the parameters being sent ...
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1answer
225 views

Can't capture inbound/outbound messages in Fiddler

.NET interferes with localhost traffic (there's already a lot of threads open on that topic), but something else is mangling my ability to see traffic to/from my server. I know this because I am ...
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1answer
23 views

Using a HTTP_PROXY present on another machine

I am sudo on computer A which has SSH access to computer B. A does not have internet access and can only access B. B accesses the internet via an HTTP_PROXY. The HTTP_PROXY for B cannot be used for A ...
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1answer
8k views

Squid proxy “Connection reset” on HTTPS sites

I'm using a Linode and Squid3 as proxy, but can't get it to work with https sites. It's working over http, but when I try to visit a site that has https, say https://google.com/, I just get a: The ...
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1answer
1k views

How to set up a proxy to route all traffic through?

I run Ubuntu on my home computer. Is there a simple way of setting up a proxy server on that computer? At least so that I can use it as a proxy server for HTTP, but if it isn't very difficult so that ...
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1answer
376 views

Tunneling a random port ( 9700 ) through an HTTPS proxy

I would like to find a way to access port 9700, but my proxy only allows port 8080 and 443. Is there a way to tunnel through port 443 to access port 9700?
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2answers
328 views

NAT Helper for HTTP

I'd like to expose a Web server available on an intranet (local IP address behind a Firewall + NAT) to another client on Internet or different LAN. Since I can't do anything on the firewall (ex. ...
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0answers
11 views

Connecting to an alternative modem hooked into the network

My online work requires me to be able to switch IPs for certain testing and debugging and since my ISP is not able to deliver more than 5 public IPs for me to use, I made a bold move and bought myself ...
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0answers
48 views

How to go through HTTP/SOCKS Proxy over a VPN connection?

Computer savvy user here desperately failing to setup a Proxy over VPN connection... I have a working VPN connection on a Linux desktop. I then need to route traffic through different proxies (HTTP/...
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1answer
141 views

How to properly send GET and CONNECT requests from proxy to client?

I'm making an HTTP proxy in C++; when a client sends a GET or CONNECT request to the proxy, the proxy parses the HTTP header of the packet, resolve the hostname in it, opens another socket to the ...
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0answers
7 views

Simple dev cli loadbalancer/proxy

Is there any simple cli based loadbalancer/proxy that I can use to setup my dev environment to avoid CORS calls. On our production setup we use HAProxy which will avoid the CORS issue but on my local ...
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0answers
55 views

Can I connect by using double/nested proxy?

Suppose that I want to connect to internet through proxy server A. If I am in a network where connection to external network should go through proxy server B, is it possible to do this? Is there any ...
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0answers
44 views

Creating an ssh tunnel over http_proxy for software activation

Environment: Corporate internal network, with only a proxy server and proxy authentication as a window out. Installing a piece of software on Windows Server 2008 R2 (or 2012 R2). Scenario: I have ...
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0answers
16 views

Squid Proxy Not Unlocking Website

I have a Squid3 server set up on my R-Pi, and have successfully set up authentication and anonymization. However, when I try to navigate to a blocked website such as YouTube, it tries to bring me to ...
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0answers
53 views

System wide authenticated proxy when http_proxy=http://<user>:<pass>@<host> fails?

I've set HTTP_PROXY and HTTPS_PROXY variables system-wide, however when opening lynx I get: Alert!: Proxy authorisation required -- retrying Which then prompts: Username for 'LDAP_UCC' at proxy '...
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1answer
79 views

SOCKS proxy and HTTP: Will the IP address be hidden?

As far as I know, using a HTTP proxy, there will be a header field sent that contains the IP address of the user. But SOCKS almost works with every service and protocol, so there should not be such a ...
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1answer
1k views

OS X: Elasticsearch+Logstash+Kibana with Apache 2.4 (mod_proxy_http) from Homebrew

Trying to setup Elasticsearch+Logstash+Kibana with Apache 2.4. -- Successfully installed: brew install elasticsearch logstash httpd24 -- Enabled virtual hosts module in /usr/local/etc/apache2/2.4/...
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1answer
133 views

How to Connect to hexchat in linux mint 17?

I have Just installed linux mint 17 on my system. I am operating from behind a http-proxy with authentication. I have manually configured Linux mint to connect via the proxy server and everything else ...
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0answers
48 views

Can't connect to proxy

If I use a proxy, I can not connect to it. I tried speedy, slow, USA, and int'l servers, but none work. I am certain it is not a virus, I've scanned multiple times, and have not downloaded anything ...
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1answer
1k views

How to configure Proxychains in backtrack?

I am trying to configure proxychains.conf file but when i run any application from proxychains like firefox, it can't open the webpage and also terminal is showing "need more proxies !" ?? I have ...
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2answers
273 views

SSHing thru an HTTP proxy

Typical scenario: I'm trying to SSH thru a corporate HTTP proxy to a remote machine using corkscrew, and I get: ssh_exchange_identification: Connection closed by remote host Obviously, there's a ...
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0answers
847 views

How to rewrite proxified HTTP requests in Charles without changing IP address/TCP Port of the original packet?

I am using Charles to intercept and rewrite a certain query in proxified HTTP requests as following: HTTP request --->> Proxifier --->> Charles Socks proxy ---->> HTTP proxy --->> HTTP server The ...
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0answers
2k views

setting https_proxy environment variable in a secure way

The following is the standard way suggested to set the environment variable for the https_proxy: export https_proxy=<username>:<password>@<proxy>:<port> But it clearly shows/...
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1answer
208 views

Basic HTTP authentication proxy?

I'd like to configure my smartphone to use the web filter Privoxy application I left running on a Linux appliance at home, as an easy way to simplify web pages and rid them of ads missed by ...
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1answer
113 views

Outgoing proxy connection

I am wondering whether I am able to setup a proxy only for outgoing connection but not for incoming connections Please see the image below for a more detailed overview:! or this one:
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2answers
1k views

Detecting whether a proxy is HTTP or SOCKS

Based on the long search in net I came to know that SOCKS uses a handshake protocol to inform the proxy software about the connection that the client is trying to make, and then acts as transparently ...
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1answer
137 views

Linux: Slow browsers when using http proxy

Thanks for reading this. So basically there's a http proxy I'm trying to use. Proxy performance is pretty good, things like curl or apt work really fast. However, when I try to use the same proxy ...
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1answer
87 views

Is it possible to make the environment ignore $http_proxy env variable for certain urls?

In Firefox, I can set a proxy for all URLs except certain domains. Is it possible to do the same with the http_proxy environmental variable? That is, could I set another variable to exclude certain ...
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1answer
79 views

Accessing restricted' content: VPN or Proxy Server

A family member is now working in one of the Arabian emirates. He is a regular at RAI's website but unfortunately this seems to be blocked by the powers-that-be. I thought I could set up a VPN (using ...
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1answer
1k views

Update http_proxy environment variable in Ubuntu 12.04

I just updated my proxy username's password and now I want to update the http_proxy environment variable.How can I do it?
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1answer
253 views

My wifi only allow me to use http with proxy-auth, can I use other program which use other protocol?

My school offers students WiFi which only able to use browser or other program which use only http and support proxy-authentication with BASIC Auth. For other program such as windows live messenger, ...
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2answers
1k views

Proxy Routing Software [duplicate]

Possible Duplicate: Force programs that do not specify proxy settings to use a proxy (ie: Steam) I am looking for a software which can route all outgoing/incoming requests through a proxy ...
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1answer
1k views

How to use a Web proxy?

I've a PC with a LAN connection that is connected to the internet. My system is added to a Domain. Now I've created an ad-hoc wifi connection and my mobile devices can access the HTTP server in my ...
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1answer
2k views

Bypassing workplace HTTP proxy (using SSH, or other)

The workplace proxy (from here workproxy) is on port 8080; it requires NTLM authentication. I've been able to achieve this using NTLMAPS. I've tested NTLMAPS using all of my browsers, and the manual ...
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0answers
11 views

Chain/Convert Socks5 to http

i want to get socks5 traffic and translate/redirect it to http proxy (Squid) and add Authentication to each request , how can i do this ? i saw the JSOCKS but it hasn't the cascade to http option , ...
-1
votes
1answer
219 views

what is wrong with my squid configuration?

I installed squid3 on my Debian server and replaced squid.conf with this code acl manager proto cache_object acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl localnet src myip/24 ...
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2answers
1k views

What is another use for port 8080/8443 other than a proxy?

I see alot of servers with port 8080 open. Most times I am able to connect to the proxy server, but the majority are unable to make requests outside the network, or internally. What is the purpose of ...
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votes
2answers
2k views

Can a same IPaddress be located in two different locations?

In my organizantion, there is a proxy server, through which all the packets are filtered and forwarded. There are many sites that tell the location of the IP address. I tried the IP addess of the ...