Re: general sendmail question -- OT little technical content

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On Sat, 29 Nov 2003, Alexander Dalloz wrote:
> 
> !!! But be aware:......
> is totally forbidden as it breaks the personal rights of the employees.

Yes, You do want to watch out for legal issues.  If the boss is the
only one reading email and he is a perv/criminal then you are an
accomplice now that you have read these cautions. If the law and
policy allows you to do this as a minimum I suspect, you need a
delivery process to an archive log file for all mail including
_his_ mail.

You also need control of all mail connections -- could be difficult
to impossible.

If all connections involve sendmail relay hosts and you control all
gateways others have given info on rewrite rules that work.  
Remember that, when you run out of disk space mail bounces badly.

To cover your behind you also need an access log and process for
managing and archiving the log files.  Since, the only good reasons
to do this sort of thing will potentially result in legal action the
file contents cannot be tampered or appear to be tampered with.  
You as a person with pass-words could get in the middle of a serious
stink.

I understood that the original request was for copies of all
outgoing mail to be logged. Incoming context may matter too.  
Perhaps he suspects things like insider trading or other information
leaks.  If so he needs legal people to be involved from the get go.

To log all outgoing mail you need to have control of all mail
agents.  i.e. any "telnet host 25" connection and also any MS
exchange connection, pop, imap, http etc.  This requires that you
have control of all the mail agents.  This is not easy....

If all messages pass through a server some stuff is possible.  At
one layer I see you are using "QMAIL TOASTER v 1.0" so see:
  How do I keep a copy of all incoming and outgoing mail messages?
  http://cr.yp.to/qmail/faq/admin.html#copies

Consider that some mail tools can make a direct connection to the
host in the "To:/CC:/Bcc:" line and also other hosts listed in DNS
MX records.  No relay sendmail.mc/cf change will log these
connections without firewall stuff and control of all the user
desktop tools to keep things working.

I just started tinkering with Netscape, I added a new profile and
clicked on the letter then it launched the setup Wizard, it asked
for outgoing SMTP server.  In this way any user can setup a profile
that uses their own ISP or any durn thing. This would bypass most
company "Smart relay hosts".  You are using Mozilla which has the
same profile options...

You posted from:
   cpc1-leed2-5-0-cust111.ldst.cable.ntl.com [80.6.166.111]
   via -- wmm.legend.co.uk [212.69.230.163] 
With a From line that includes  8010.co.uk

Since you are in the UK a google search finds 
   http://www.ghlaw.com/html/05publications/3alerts/EALERTrevisedemploiymentelectronicmonitoring2001.htm: 
"And effective October 24, 2000, the Lawful Business Practices
Regulations, gives British employers expanded powers to engage in
job-related electronic monitoring.
....
"Accordingly, workplace policies and practices concerning e-mail and 
Internet use should be reviewed by counsel from time to time to 
ensure compliance with local laws, and reinforced on site by 
management training and communications. Employers should also be 
prepared to see a rise in litigation by disgruntled employees and 
others"....

So there may be some legal foundation in the UK. BTW: I believe what
he is asking is also legal in California.

The original post WAS a business related communication.  Did your
mail pass through a sendmail agent that your company has audit
control of.

Your From line "co.uk" finds a big company with 30,000+ employees.  
And a connection to an ISP via a 192.168.0.3 host.  Spoof city.. and
serious policy context.

This tells me that this task is mostly impossible and would only
trap the silly or stupid.





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