Date: Wed, 7 Sep 2005 11:30:38 -0400 From: "Denny Jodeit" <denny@jodeit.com> To: "'Boris Karloff'" <modelt20@canada.com>, <freebsd-questions@freebsd.org> Subject: RE: port scanning and hidden servers Message-ID: <001e01c5b3c1$199321a0$59830acf@dennylaptop2> In-Reply-To: <431f04f6.22c.572a.3251@canada.com>
next in thread | previous in thread | raw e-mail | index | archive | help
> > Hello: > > I have a user on my network with a Linux box that is > performing a port scan on all the computers in my network > manually. He's doing this 'because he can'. Although I've > asked him not to, he continues to do so. > > 1) How can I block or inhibit port scans launched against my > freeBSD servers from within my network? > > 2) How can I 'hide' my freeBSD servers from users on the > network? (If they can't see them, then they don't know to > scan them.) > > Thanks in advance. > > Harold Try portsentry in conjunction with logcheck, both are in the ports. D. -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.344 / Virus Database: 267.10.18/91 - Release Date: 9/6/2005
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?001e01c5b3c1$199321a0$59830acf>