full-disclosure - Application level firewall

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From: kcurrie at undertow.2y.net (Kevin Currie)
Subject: Application level firewall

Jason Freidman wrote:
> Is there any sort of application level firewall for linux?  Something
> like Zone alarm where you can trust an application?  I think that
> openBSD has something that allows you to choose which system calls a
> program can run.

You want systrace, which is the package OpenBSD is using.  It is also available for Linux and Mac OS X.   See here:  http://www.citi.umich.edu/u/provos/systrace/