Tcpdpriv is program for eliminating confidential information
from packets collected on a network interface (or,
from trace files created using the -w argument to
Tcpdpriv is fairly modest in its requirements. It does, however,
require the packet capture
Tcpdpriv works on SunOS, Solaris, FreeBSD and Linux, and
should port to other systems fairly easily, although there
have been problems reported porting to Digital Unix running on Alpha
Link-level headers are passed through unchanged.
It would be nice if tcpdpriv could retain subnet
The -A50 option can be a security concern for some sites (but
is probably not a concern for most sites). A short
security issues with the -A50 option is available.
- Written by Greg Minshall of Ipsilon Networks, Inc., August 1996
- Version 1.1.10 dated 27 Aug 1997.
- Small corrections for Linux by Gerald Combs of
Ethereal.com, January 1999
- Wide-tcpdpriv version 1.3 by the WIDE project, now distributed by
NetBSD as part of the tcpd-tools
package, January 2000. I was not aware of this version when I
made my modifications.
- Added -S 1 option to leave the TCP and IP options intact,
all-zeros and all-ones addresses preserved, configure
converted from tcsh to sh, makefile revised, distribution file
converted to .tar.gz, this page updated by Francesco Potort́, February 2004.
The current release is 1.1.11, dated 2004-02-05.
The software is copyrighted by Ipsilon Networks, Inc. under an
"old BSD-style" copyright, including the advertising clause.
See the beginning of the source file
tcpdpriv.c for details.
This copyright essentially means you can redistribute
the software freely, provided you keep the authorship information intact
and you mention Ipsilon Networks in all advertising materials.
In 1997 Ipsilon Networks was bought by Nokia.
A man page.
gzipped tar format.