A proxy is a program that acts as an intermediary in connections between a client and server. There can be proxies for any communication protocol: HTTP, SSH, …
-4
votes
0answers
27 views
Bypassing a locked down firewall [on hold]
I just started working for a company that has a very locked down firewall and proxy. Sometimes it is hard to work using my own tools or plugins, because the application can't have internet access.
...
1
vote
0answers
17 views
Issues with nmap scan using ssh socks proxy with proxychains
I have a socks proxy made available to a remote computer, using ssh:
ssh -D 127.0.0.1:9999 remoteuser@remotemachine
I've adjusted the /etc/proxychains.conf:
quiet_mode
socks4 127.0.0.1 9999
After ...
1
vote
0answers
11 views
Correct iptables settings for Transparent Privoxy
I've started using iptables and I've tried to set up a transparent proxy with Privoxy, but only apt and other system app can reach internet, while Firefox can't.
# Generated by iptables-save
*nat
:...
1
vote
1answer
32 views
Apache query string rewrite not working
I need to rewrite a domain name in a query parameter in order to augment a proxy. The proxy basically is just a domain rewrite, but some of the responses from the upstream server include a query ...
0
votes
0answers
15 views
Debian Guest NAT in KVM cannot access apt-get
Hello colleagues I have Debian 8 Jessie latest update as host on my laptop, from host I am connecting through VPN tunnel to the proxy and then to internet.
Connection to the internet from host is ...
0
votes
0answers
15 views
I have a system wide proxy Tor setup but I like how to use firefox directly to the clearnet. How can I can I achieve this?
I used this guide to achieve system wide proxy on Linux mint 18. But I used localhost as host and port 8118 for going through privoxy before the traffic are redirected to the Tor network. It seems to ...
1
vote
1answer
47 views
How to capture SQUID proxy traffic via tcpdump with actual information?
I am using squid as proxy in a small setup having one internal NIC and one external NIC. Now using tcp, I can capture traffic on either side but there is some problem that I am facing. If I capture ...
2
votes
0answers
24 views
firewalld + squid : how-to setup a proxy
Could you please advise on the following:
infra-server with IP x.x.x.x (with no internet connectivity) does the following request:
$ wget http://google.com
--2016-11-04 09:32:55-- http://google.com/...
0
votes
1answer
57 views
CentOS http_proxy vs https_proxy
I have a Linux appliance running on CentOS and I would need it to go through our proxy for CRL lookups. I want to set the http_proxy variable but my question is whether I should use http_proxy or ...
-2
votes
1answer
43 views
Squid Proxy let user use only one ip
how can i let user1 only use 100.160.238.0:17648 and user2 only use 100.160.238.1:48049 and user3 only use 100.160.238.2:26394 ??? I tried some method but not work now my config is mixed with error....
0
votes
1answer
13 views
OpenSSL verify: missing flag “-allow_proxy_certs”
OS: Ubuntu 14.04 Trusty
Openssl version: OpenSSL 1.0.1f 6 Jan 2014
I'm trying to verify a proxy certificate.
If I use
openssl verify -CAfile myca.pem mycert.pem
I obtain this error:
error 40 at ...
1
vote
2answers
58 views
ssh config from Ubuntu 12.04 doesn't work on 14.04.4
I setup a new Ubuntu 14.04.4 server to replace a 12.04 machine, but the new server is having problems with the old ssh config. I can ssh without the config, and can even ssh through a bastion server ...
1
vote
1answer
40 views
Redirect all domain.com/paths that don't start with domain.com/wiki to domain.com/wiki - NginX Proxy
I recently moved my site from Wordpress to confluence, and I'm having trouble with page redirects. Ive setup a custom 404 page for my Confluence, but it only works if you type
https://www....
1
vote
1answer
79 views
How do I configure a transparent proxy where the proxy server is remote?
What I am trying to acheive
I have a CentOS (6.8) box 1.1.1.1 and a remote squid proxy server 2.2.2.2
I am trying to emulate the results of curl http://google.com -x 2.2.2.2:3128 with applications ...
2
votes
0answers
144 views
Fedora 24 : Gnome Software Center and Curl not working behind proxy servers
I have Fedora 24 Workstation on my laptop. My internet access is through proxy server only.
I have successfully configured proxy settings for dnf and wget. I can install and updates packages using ...
0
votes
1answer
51 views
How can I verify if browsing using SOCKS5 proxy (via SSH -D) is TCP over TCP?
The link talks about TCP over TCP when http is used over SOCKS via SSH.
I am trying to browse from Firefox (on Ubuntu 14.04) after setting up the SOCKS5 proxy option via localhost. I created a ...
0
votes
0answers
57 views
SOCKS5 Proxy server
I've built a SOCKS5 Proxy client and I want to test it locally by connecting to a local SOCKS5 Proxy server. Is they any simple way to install SOCKS5 Proxy server? Or is there anything like python -m ...
0
votes
1answer
76 views
problem using nmap with proxychains [closed]
I'm using nmap with proxychains on my kali
When I write proxychains nmap -A [Destination]
I get the following error
ProxyChains-3.1 (http://proxychains.sf.net)
Starting Nmap 7.01 ( https://nmap.org ...
1
vote
1answer
35 views
Dante authenticating user
I have this VPS that has 5 external/public ip addresses and, on only one of them I want to allow user 'someuser' to login in dante:
internal: 122.231.9.3 port = 1080
external: 122.231.9.3
...
1
vote
2answers
272 views
Teamviewer Not Ready
I have a kind of virtual machine with CentOS 7 in my school, but I need to work from my home.
So I follow a tutorial to install Gnome and other to create a VNC server, all this to install TeamViewer.
...
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votes
1answer
14 views
dist-upgrade from within a proxy - implications [closed]
What are the implications of running
apt-get dist-upgrade
from within a proxy?
Edit
I have 2 concerns
A caching-proxy server may mess up my apt cache.
The proxy server itself might be upgraded ...
0
votes
3answers
47 views
Saved proxy settings for SSH with various AWS accounts
I manage EC2 instances (virtual machines) across a number of Amazon accounts. The machines don't necessarily have domain names; usually I connect to them by IP address.
Each AWS account has its own ...
0
votes
0answers
21 views
squid along side sonicwall in transparent mode single nic
I have the following network configuration:
Sonicwall Router @ 10.5.0.1 > connected to internet with DSL and Cable.
Squid Machine @ 10.5.0.10
Workstations @ 10.10.0.0 (VLAN 10)
Beyond that I have a ...
1
vote
0answers
66 views
Nginx cache seems to make chrome fail
I'm running a MeteorJs app on a OVH vps, behind a Nginx proxy with a Let's encrypt SSL Cert.
Previously, I was using heroku to host my app.
I'm now facing a problem : on chrome, I "often" get that ...
1
vote
0answers
51 views
IPTables Rules for Routing VPN Traffic Through Proxy
I have a public VPN server up and running with StrongSwan 5.3.5. My VPN network is 10.10.10.0/24. The way that the VPN tunnel is setup currently is with split tunneling. What I'm trying to do is to ...
0
votes
0answers
20 views
squid block not logged users
I have a squid configured to work with windows domain users.
If I try to acess some page with command like
curl --trace -x http://my-proxy:3128 --proxy-user user.squid:pass -L http://unix....
0
votes
1answer
43 views
Proxy only for some domains
Is there a possibility to configure proxy (global or for few processes) only for one domain (and its subdomains)?
What I'd like to achieve:
All connections (HTTP/HTTPS, database connections, etc) to ...
0
votes
0answers
128 views
dnsmasq - unknown host (Temporary failure in name resolution)
I have proxy server with dnsmasq(dnsmasq-2.48-16.el6_7.x86_64). Once in a while, especially where there is a heavy load on the proxy server, I got these errors unknown host (Temporary failure in name ...
1
vote
0answers
48 views
Random URL's in access.log
My server recently started getting a massive increase in the number of random URL requests.
124.173.67.77 - - [23/Jul/2016:21:21:04 -0400] "GET http://www.059boss.com/index.php HTTP/1.1" 200 12040 "...
0
votes
2answers
88 views
privoxy + ssh forward remote http request to local web server
My local machine does not have a public IP and the IT department cannot setup an NAT for me, I want to setup a proxy on my remote public server which will forward the request to my local server.
I ...
0
votes
0answers
40 views
Proxy or something else to mirror website?
I want to set up a website on my internal network that mirrors the bbc iplayer website and have all the associated functionality.
The internal site will be a vm or a container with a vpn client ...
0
votes
0answers
22 views
Configure vpn and non-vpn proxy or how to let application bypass a vpn
I have icedove configured with a gmail account amongst others. However everytime I use or change a vpn, google complains and icedove can't receive the gmail emails. The process to fix this is rather ...
0
votes
0answers
320 views
How to Include the Common ACL Rules in a Group ACL in the pfSense Squid Guard Package?
I figured out how to use the GUI to block black listed sites dependent on what time it is, but it's a little verbose for my tastes...is it possible to set a Common ACL and then have the Target ...
1
vote
1answer
102 views
Images and Stylesheets not loading from squid due to a bad certificate?
I just setup Gate Sentry on a Raspberry PI 3, and it contains Squid 3 as part of it's proxy chain.
It also utilizes ssl bump and certain websites that use SSL (usually big ones, like Facebook and ...
1
vote
1answer
84 views
Temporarily ignore/bypass proxy settings using iptables when WFH
I have an HTTP and HTTPS proxy at my work. Though when I work from home (on the laptop from work) I would like to disable the proxy settings (connect directly to the Internet). Then, when I come back ...
1
vote
2answers
746 views
Why is npm struggling to connect to the internet on my Arch?
So while downloading the Atom Text Editor through the command yaourt -S atom-editor, but I get these errors:
Installing build modules...
npm ERR! Linux 4.5.4-1-ARCH
npm ERR! argv "/usr/bin/node" "/...
2
votes
1answer
59 views
Using /dev/tcp with proxy
Is it possible to use /dev/tcp with a proxy? I only found wget is possible to use with proxy, but wget doesn't help me in my case.
1
vote
2answers
25 views
Using Linux machine to wirelessly connect to printer's browser interface
I'm trying to use a raspberry pi (that factor shouldn't make it any different than any other linux box, but may make the application make a bit more sense) to remotely view a website. For example, if ...
0
votes
0answers
41 views
installed (brew) Privoxy on El Capitan and didn't do config changes - is there a security and privacy benefit?
I installed privoxy with brew and changed system wide proxy settings for HTTP and HTTPS. I didn't configure anything with privoxy. Just default.
I use multiple layers of security controls, so in ...
1
vote
0answers
86 views
How to proxy all traffic except local traffic and ssh to another server?
I have an application that connects a local database on the loopback address. I would like to send all the traffic of this application to another server to hide it's IP.
The first solution I tried is ...
0
votes
1answer
3k views
Failed to syncronize cache for repo 'fedora' … (possible proxy issues)
I just started on a fedora build. Just managed to add myself to the sudoers file, so now I am attempting to grab vim. I do a
sudo dnf install vim
and get hit with the following error message.
...
1
vote
1answer
62 views
Searching for a solution to set up a reverse proxy for game servers
I run a game server on my dedicated box in country A, which runs Linux and communicates with its clients using UDP.
The server has players from both inside and outside Country A. Players within ...
0
votes
1answer
39 views
Proxy for home use with specific needs
I'd like to set up a proxy at home that will allow for filtering and logging of internet access. I currently have an old Eee PC running Lubuntu and serving as a wireless access point, among other ...
0
votes
0answers
21 views
Redirect request to a new location (google.com->newhost.com)
I am looking for a way to redirect traffic from one host to another. Wildcards would be sweet, as it's not always certain what the parameters from the URL are.
I am currently using Charles Proxy's ...
0
votes
1answer
71 views
SSH - How To Make Three Computer Tunnel?
ComputerA connects though putty to Server at port 77, and there is a reverse tunnel set up from the Server at port 6666 to ComputerA at port 22. ComputerA also has a ssh server set up with a user ...
0
votes
0answers
90 views
wget probelm with a tunnel connection using ssh
I know this is not a new question, but I have researched a bit and so far none of the answers I've seen gave me the answer.
I have this situation:
I´m working on a campus where the network is highly ...
3
votes
1answer
87 views
How can I specify a system wide proxy without giving my password in plaintext?
I must use a proxy for all internet traffic, I currently have it specified like this in /etc/environment :
http_proxy=http://jsj:[email protected]:8080
https_proxy=http://...
2
votes
1answer
185 views
How to pass certain URL to parent proxy in squid?
I would like to retrieve certain sites or domains via uplink proxy in squid. I would like to have a list of such sites. How to do that?
I see directive always_direct, but I need opposite: pass all ...
2
votes
0answers
78 views
Why would all our CLOSE_WAIT connections have 24 bytes in the receive queue?
We have an Apache reverse proxy that is having connectivity issues with the back-end. This results in timeout errors such as this:
[Thu Apr 21 12:12:26.031207 2016] [proxy_http:error] [pid 64620:tid ...
2
votes
0answers
215 views
Trying to download new Yakuake skins on my Arch/Gnome installation, but cannot
Currently I am using Arch Linux with a Gnome Desktop Environment. Now I have chosen to use Yakuake as my terminal. I'd like to use other skins that other people have put up online for my terminal. ...
