Collaborate Disseminate
Given firewall
inbound: all are blocked
outbound: allow port 80, 443
Problem
colleagues are still able to ssh to home device by port 80/443, and establish a reverse ssh tunnel from company to home, and further from home… Continue reading How does a network admin block the reverse SSH in company?
I’m posting this question from a moving train! (Ok, maybe that’s not so impressive.) This train has an annoying WiFi – it’s low-throughput, high-latency, tends to lose packets, and blocks most kinds of traffic (by port and by… Continue reading How should I tunnel arbitrary protocol traffic over HTTPS?
We have two hosts, theoretically in the same data center. The two machines are hosted at Online.net. We’re having a bit of a debate: should the traffic between the two hosts be encrypted.
The traffic we need to exchange are … Continue reading Should traffic between two hosts in the same data center be encrypted?
I’ve got an SSH server setup in a remote location, which I use to tunnel traffic from an android tablet. On the tablet, I have the Cisco AnyConnect app to connect to my company’s VPN. We want to be able to detect that a proxy… Continue reading How can I detect if someone is using an ssh tunnel as a proxy to connect to a VPN?
I am behind an HTTP proxy, and I frequently tunnel out via an ssh -D SOCKS proxy (I have access to a couple of outside servers which I can tunnel to) when the HTTP proxy causes problems1.
Now, this works for me, but I have some friends who… Continue reading How safe is Tor from MITM/snooping attacks?
I have a local proxy on my PC. (localhost:8888)
But unfortunately there are many programs which are not able to go through this proxy.
So how can I force all my programs to go through my local proxy (or tunnel my connections to my local pr… Continue reading How to force ALL programs to use my Proxy?