Stunnel is a small tool that can wrap the connection of other protocols with SSL/TLS.

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2answers
208 views

how to portforward port 7300 from server A to server B

We are using Stunnel. But want to replace it is with an iptables entry if possible. 192.168.123.122:7300 need to be forwarded to 192.168.123.188:7300. So in iptables I set these two entries: ...
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1answer
254 views

Stunnel config loads succefully but it does not connect

i have a VPS and a running Stunnel service there, listening on port 80, on my client side, i have setup the stunnel and generated the .pem file succefully. Server conf: ;Certificate cert = ...
0
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1answer
227 views

How to configure Stunnel to work with Internet explorer

My application works in the following way: The browsers are configured with a local proxy which is an instance of Stunnel running in Client mode that connects to a remote server to another instance of ...
3
votes
0answers
737 views

Confused about stunnel's TIMEOUTclose setting

I understand from the stunnel documentation and from what I read on the Internet that MS has a buggy implementation of SSL; it fails to send a close_notify thing. The solution, says the documentation, ...
2
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0answers
58 views

stunnel vpn traffic and ensure it looks like SSL traffic on port 443

I am trying to make my outgoing and incoming traffic look as legitimate as close to SSL traffic as possible. Is there a way to DPI my own traffic to ensure it looks like SSL traffic and not OpenVPN ...
1
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0answers
143 views

Can stunnel be used to round robin tcp connections without SSL?

Today, I'm already using stunnel to provide SSL termination to a set of TCP services where the connections are round-robin'ed, this is done, for example, like follows: [myserv] accept = 443 connect = ...
1
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0answers
50 views

How can I update rekeyed certificates on stunnel?

I have configured stunnel using GoDaddy certificate and it was working fine. Due to some circumstances, I need to rekey the certificate and update the pem file on the load balancer. Upon updating the ...
1
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0answers
151 views

Stunnel only for specific domain

I'm configuring stunnel to encapsulate SSL petitions to Haproxy. Haproxy serves several sites in the same IP address: domain.com - Website app.domain.com - Node.js webserver I acquired an SSL ...
1
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0answers
254 views

Issue connecting to Amazon RDS with stunnel on Windows

I'm trying to set up a local pgbouncer server that then connects using SSL to Amazon's PostgreSQL RDS service. According to pgbouncer's documentation, you need to use something like stunnel to ...
1
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0answers
154 views

Keepalived, Junos, and ARP caching

I'm trying to configure an active-passive stunnel setup, with the aid of Keepalived, for a public IP address at our company datacenter. I would like to know if a router or switch reconfiguration is ...
1
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0answers
318 views

stunnel Haproxy ldap authentication

in our setup port 433 is handled by stunnel. After that haproxy will dispatches the request to the appropriate backend. I have managed to enable authentication in haproxy. But the users and passwords ...
1
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0answers
548 views

pfsense + haproxy + stunnel as reverse proxy with load balancing and ssl terminaltion

i have this topology as title says with a pfsense with installed haproxy and stunnel. Because i saw that haproxy can't do ssl termination i thought about stunnel. But i don't know how to set up it. My ...
1
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0answers
306 views

Switch stunnel from self-signed cert to signed by CA cert

We use stunnel configured to provide SSL-tunnel between SERVER A (where we have stunnel configured as client) and many SERVERS B (where we deployed stunnel configured to work in server mode). We use ...
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0answers
46 views

Apache not forwarding to HAProxy

Scenario: I have a mobile application that needs to talk to a service hosted by an IBM Datapower appliance. However, the Datapower appliance requires bi-directional SSL and that will not work for ...
0
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0answers
83 views

Stunnel as Windows service doesn't “start” on reboot

Running stunnel 5.03 on Windows 2008 R2. Everything is installed and working fine. I can even start/stop the service no problem... When I reboot my server stunnel service shows as started but ...
0
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0answers
73 views

Why does stunnel keep on reading the old pem file?

I've updated the pem file using the rekeyed certificate. But upon checking the certificate information through various SSL checkers, the old certificate was being read. I tried reloading the stunnel ...
0
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0answers
444 views

stunnel: redirect HTTP traffic to HTTPS

Is it possible for stunnel to detect non-SSL requests and issue a redirect to HTTPS URL? Or maybe it's possible to have stunnel mark these requests somehow and let the underlying app issue the ...