From owner-freebsd-security Wed Feb 25 10:00:11 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id KAA07157 for freebsd-security-outgoing; Wed, 25 Feb 1998 10:00:11 -0800 (PST) (envelope-from owner-freebsd-security@FreeBSD.ORG) Received: from passer.osg.gov.bc.ca (passer.osg.gov.bc.ca [142.32.110.29]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA07049 for ; Wed, 25 Feb 1998 09:59:36 -0800 (PST) (envelope-from cschuber@passer.osg.gov.bc.ca) Received: (from uucp@localhost) by passer.osg.gov.bc.ca (8.8.8/8.6.10) id JAA23441 for ; Wed, 25 Feb 1998 09:59:31 -0800 (PST) Message-Id: <199802251759.JAA23441@passer.osg.gov.bc.ca> Received: from localhost(127.0.0.1), claiming to be "passer.osg.gov.bc.ca" via SMTP by localhost, id smtpdaawCva; Wed Feb 25 09:59:24 1998 X-Mailer: exmh version 2.0gamma 1/27/96 Reply-to: Cy Schubert - ITSD Open Systems Group X-Sender: cschuber To: freebsd-security@FreeBSD.ORG Subject: Re: Invisible Carbon Copy in mail.. In-reply-to: Your message of "Wed, 25 Feb 1998 16:01:21 +0100." <34F43241.4562@isty-info.uvsq.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 25 Feb 1998 09:58:43 -0800 From: Cy Schubert - ITSD Open Systems Group Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk It's called a blind carbon copy. Use the "bcc:" header. I've bcc'd you on this note to give you an example of the output. Bcc has been handled by Sendmail for a number of years. Most of the time it's worked, sometimes it has not, e.g. under one old release of Sendmail bcc recipients had sometimes been listed in any messages. Regards, Phone: (250)387-8437 Cy Schubert Fax: (250)387-5766 UNIX Support OV/VM: BCSC02(CSCHUBER) ITSD BITNET: CSCHUBER@BCSC02.BITNET Government of BC Internet: cschuber@uumail.gov.bc.ca Cy.Schubert@gems8.gov.bc.ca > Hello, > > I have heard some rumours about a possible trick to > insert an invisible Carbon Copy when you send an email... > > Is it just a rumour ?? > > Thanks in advance. > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe security" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe security" in the body of the message