Date: Mon, 16 Aug 2004 20:03:15 +0530 From: Siddhartha Jain <sid@netmagicsolutions.com> To: freebsd-questions@freebsd.org Subject: Is promiscuous mode bad? Message-ID: <4120C5AB.1060100@netmagicsolutions.com>
next in thread | raw e-mail | index | archive | help
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 JJB wrote: | Promiscuous mode can also be enabled on most hardware routers. A | hardware router in front of a private network with promiscuous mode | enabled allows public internet users to access (sniff) all the | traffic passing through the router as well as insert packets. This | is major security leak and one that spoofers look for. | I am curious, how do you do that? From what I understand, a promiscous mode allows someone on the box to see all packets that hit the interface. How does it allow an attacker (outside the box) to sniff packets hitting that interface? Thanks, - -- Siddhartha Jain (CISSP) Consulting Engineer Netmagic Solutions Pvt Ltd Bombay - 400063 Phone: +91-22-26850001 Ext.128 Fax : +91-22-26850002 http://www.netmagicsolutions.com -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (MingW32) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFBIMWrOGaxOP7knVwRAj1nAJ9Ae+5APNi4YgeSNwxMkrv7jwUbjQCeLftp 8BIhFJfN9b5S2xUTDctKcuI= =bt2X -----END PGP SIGNATURE-----
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4120C5AB.1060100>