Questions tagged [stunnel]

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Stunnel a web service client configuration error

In Stunnel,I have this configuration: [ws] client = yes accept = 127.0.0.1:80 connect = webservice.it:443 I make a http request to 127.0.0.1:80 and I want that stunnel redirect to webservice.it:443. ...
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STunnel4 not working for rtmps push

I am trying to setup RTMPS Restreaming server in the cloud using Nginx with RTMP Module and Stunnel4. I was able to successfully setup RTMP module with Nginx and whenever I have to stream, I restore ...
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51 views

How to decrease the delay of the first request to a stunnel server

When hosting an HTTPs bridge server using Stunnel to my HTTP server, the first HTTPs call takes around 15 sec. After that, all subsequent requests take around 200ms which is reasonable. But the ...
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1answer
1k views

Self-signed certificate with stunnel on linux

I'm trying to connect to an application over stunnel 5.44 on ubuntu 18.04. I'm using a config from a setup that is working on Windows and MacOS. It seems like the client is rejecting the authorisation ...
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61 views

Is there a stunnel / other SSL tunnel equivalent of “ssh -D”?

I am trying to find a way to set up an SSL tunnel and use a SOCKS proxy in the same matter that I am using ssh -D <port>. Is there any equivalent of doing so using stunnnel? I am using a linux ...
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101 views

Issue with Stunnel with NTLM authentication

I have to create tunnel between server and client. Client have proxy configured in between. So i use below in /etc/stunnel/stunnel.config. User name and password is correct pid = /var/run/stunnel....
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1answer
226 views

OpenVPN through stunnel routing issues

I know this has been asked and answered many times, but i just can't make it work: I have a raspberry pi as an stunnel and openvpn server and an ubuntu client but although the connections seem correct,...
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1answer
3k views

How stop-start-restart-status stunnel as a service on centos 7.6

I've installed stunnel 4.5 on centos 7.6. sudo yum -y install stunnel Now i want to stop-start-restart-status stunnel as a service on centos 7.6. The command below does not work : systemctl ...
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2answers
52 views

Tunnel secure TCP server

Which software can be used to protect (by password/certificate) access to tcp server (e.g. webserver)? background: the tcp server software has no authentication and cannot be modified. the service ...
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1answer
57 views

Is it possible to have stunnel listen to specific path?

I am able to configure Stunnel to listen for 'myserver:port', however I'd like to be able to have Stunnel listen for a specific path e.g. 'myserver:port/path' Does anyone happen to know if this is ...
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12 views

Is there a way to specify certs/Key content in stunnel configuration

I have a requirement where in I cannot specify the certificate and/or private key details as "files" to stunnel configuration, owing to the location and/or file system availability for stunnel to ...
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2k views

“Connection reset by peer” in both Stunnel server and client side

I'm trying to establish a Stunnel link between to system; a Linux server and a Windows client. Stunnel server and client show in their logs that they can reach each other but then they show the "...
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60 views

Is it possible configure stunnel to accept any port

This is my stunnel conf located in /etc/network.d/stunnel.conf [servertunnel] accept=127.0.0.1:5001 connect=$server:5002 EOF Here I want to change the port number to any port number. Because the ...
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1answer
808 views

Is there a way to define a port range in Stunnel?

I have multiple clients on the same box that will connect to the same domain. Each client needs to go through a different port. I can just define the entries multiple times, but is there an easier way ...
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1answer
330 views

Wifi AP to OpenVPN + stunnel gateway on Debian/Ubuntu

I have set up an OpenVPN connection over stunnel4 from my raspberry pi to my public server. The connection works fine, and I can connect using ssh over this connection both ways just fine. I have ...
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1answer
179 views

stunnel without stunnel client or without admin rights

I'm not sure if this is possible, but I would like to access my SSL tunnel that is set on a Linux box without a stunnel client from the Windows box. This is because I don't have admin rights on the ...
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2answers
3k views

Redirect all web traffic (including https) through proxy server

I would like to setup a filtering mechanism for certain websites I use, including the ones served over https. Privoxy provides this functionality, but only over http. I'm pretty comfortable around ...
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0answers
222 views

Stunnel does send received Emails

I'm trying to use stunnel to encrypt Emails and send them to a Gmail or Outlook accout, I've activated POP3/and IMAP clients. But when I run the program I get the following error message: I've double ...
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1answer
809 views

openvpn sheathing with stunnel routing issues

I'm trying to configure a new OpenVPN server running on Ubuntu (distro doesn't matter to me), but tunneled inside of stunnel (to avoid DPI). My issue is if I have my client configured to route ...
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1answer
251 views

Cygwin - STunnel doesn't respond anymore

I long used Cygwin 64bit and cygwin's package All/Net/stunnel: Universal TLS wrapper on my Windows 10 machine very happily. Suddenly however, STunnel doesn't respond anymore. I know it's very vague, ...
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1answer
1k views

Stunnel PSK Error

I have build a anonymous stunnel 5.29 + squid 3.3 SSL proxy server for few purpose and I want to enable PSK authorization. The configuration of the stunnel server: pid = /run/stunnel.pid chroot = /...
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1answer
102 views

How do I mimic stunnel functionality with opensource tools?

I want to create this setup, in which the browser is tricked to be talking to a HTTPS server but does not know that the content is coming from a normal IIS server. browser -----> https 443 [proxy] ...
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2k views

Secure stealth tunnel through a proxy to another proxy (STunnel, Squid)

How to stealth my traffic routed through a proxy server? There is a client computer with several restrictions. You cannot install any software and the access to the internet is only possible through ...
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0answers
749 views

Sudo stunnel fails on Kubuntu 15.10 beta

When I execute the following command sudo stunnel /etc/stunnel/stunnel.conf then I get this message : [ ] Clients allowed=500 [.] stunnel 5.18 on x86_64-pc-linux-gnu platform [.] Compiled with ...
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2answers
527 views

Postfix not connecting to postgres pool with local ip address

I have a postfix e-mail server that is contacting a database to query and verify e-mail addresses etc. It connects using pgbouncer to cycle through connections, however my problem was that the '...
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1answer
2k 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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1answer
1k views

Older e-mail client can't send through stunnel and Gmail SMTP server

I'm using an older e-mail client (Edit: Eudora 7.1.0.9 on Windows) which seems unable to send e-mail through Gmail's SMTP server, even after lowering the security per this article. So I tried adding ...
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2answers
2k views

Simple proof-of-concept stunnel configuration

I am trying to setup stunnel to access a HTTPS web service from a HTTP-only client. Should be a piece of cake, right? I have the following stunnel.conf: client=yes verify=0 [test-https] accept = ...
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1answer
2k views

Apache - Disabled SNI

I'm having a bit of trouble with my webserver. Whenever I connect to Apache using SSL, I get a 400 Bad Request. I've looked in Apache's error log, and I see: [ssl:error] [pid 30065] AH02032: ...
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1answer
2k views

readsocket: Connection reset by peer (WSAECONNRESET) (10054) [closed]

I'm using stunnel to tunnel SSL traffic to port 80. And up until today it's been working just fine. And indeed for a good amount of pages on my website it still works just fine but for some pages it ...
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3answers
10k views

SSL proxy with stunnel

I'm trying to set an SSL connection with stunnel. Some kind of SSL proxy. Final aim Connect http only CLIENT to https only SERVER. My plan is CLIENT: change endpoint to PROXY PROXY: use stunnel to ...
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1answer
1k views

How to properly use stunnel?

I'm trying to setup Wireshark ssl debugging, and to do this, I'm trying to follow instructions in this article. I'm currently at stunnel part, and I'm trying to execute sudo stunnel -p ps.pem -d ...
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184 views

Stunnel internal error message

I get the stunnel error message: INTERNAL ERROR: Bad magic at /home/ASchulma/dev/cygwin/stunnel/stunnel-4.49-1/s 6 [sig] stunnel 3920 open_stackdumpfile: Dumping stack trace to stunnel.exe....
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1answer
765 views

Reading email from Emacs VM using a secure server (Gmail)

This is a question (see below) originally entered at https://answers.launchpad.net/vm/+question/108267 and upon the recommendation of Uday Reddy the question and answers are being moved here. The ...
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1answer
2k views

Can I use nc and/or stunnel to make a transparent SSL proxy such that I can specify the outgoing source port?

I've been playing around a bit with different variations and can't seem to find something that quite works. I want to be able to 'bridge' an SSL connection across a particular gateway node in the ...
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2answers
4k views

How to make stunnel reload certificate files without restarting it?

I have a server with stunnel, to which clients connect. Each client has it's own self-signed certificate, and copy of that certificate lies in CApath directory on the server - so I am in control of ...
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3answers
245 views

Site to site network tunneling program

This will sound a bit strange, but I am looking for a(n) (open source?) program that I saw in a Google search some time ago. I cannot remember, for the life of me, what the site was. The program ...
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1answer
1k views

Stunnel - how to generate pem file simply on Windows [closed]

Somebody suggest me stunnel. We want to use for encrypt requests. This is seems to be easier than OpenVPN. The problem that I don't have SSH or other tool in the Windows server, and I don't have ...
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1answer
688 views

How can I create an external SSL wrapper/tunnel page for an insecure webpage behind a firewall?

I have an security cam with a built-in webpage inside my home network. That camera is using basic HTTP authentication instead of SSL. I want to be able to access the camera's webpage from outside my ...