These ebuilds come from https://github.com/funtoo/funtoo-overlay.
If you have some problems, go to the official site first.
openbsd-netcat : OpenBSD rewrite of netcat, including support for IPv6, proxies, and Unix sockets ( http://openbsd.cs.toronto.edu/cgi-bin/cvsweb/src/usr.bin/nc/ )
snort : The de facto standard for intrusion detection/prevention ( http://www.snort.org/ )
snortsam : Snort plugin that allows automated blocking of IP addresses on several firewalls ( http://www.snortsam.net/" SRC_URI="${HOMEPAGE}files/snortsam/snortsam-src-${PV}.tar.gz )
tcpdump : A Tool for network monitoring and data acquisition ( http://www.tcpdump.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a funtoo-overlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/funtoo-overlay-portage
If you have a problem : ycarus(-at-)zugaina.org