In The Linux Security Circus: On GUI isolation - The Invisible Things Lab's blog, Joanna Rutkowska describes attacks from one X11 app on another and the general problem of the lack of GUI-level ...
I use ssh a lot to connect to a variety of servers at my university. The machines are administrated by students, so assume they can't really be trusted;-) What are the risks in making a ssh ...
What are some of the security concerns and reasons either for or against allowing X11 Forwarding. I have generally taken an approach of not allowing it under the blanket guise of security. Recently, ...
For the last two days I've been seeing lots of lines in my /var/log/auth.log that look like: sshd[xxxxx]: error: connect_to 0.gravatar.com port 80: failed sshd[xxxxx]: error: connect_to ...
X has some serious security problems, not the least of which is that any program using a given display can log keystrokes from any other program on that display. (This can be demonstrated easily using ...