Security Basics mailing list archives

Re: Information Rights Management


From: "The Janitor" <thejanitor () fastmail fm>
Date: Mon, 9 Aug 2004 18:18:42 +0100

Hi 

Why not send password-protected PDFs? They're smaller as well.

-- 
Best regards
 
William 


------------Original Message------------
From: "Philip Wagenaar" <p.wagenaar () accon nl>
To: security-basics () securityfocus com
Date: Mon, Aug-9-2004 6:00 PM
Subject: Information Rights Management

Hi,

Rrecently we (our company) asked ourselves the question what if clients 
modify a document we send them (in ie. Word format) and change figured 
and numbers (ie. made more profit) and resend that document to another 
part (ie. an investor)? 

First of all, most topis on this list are very technical, but what is 
the use of a highly secure network if these weaknesses still exist?

Microsoft Office 2003 uses Information Rights Management to protect 
office files from being altered and as I understand can also sign them 
digitally. If a client doesn't have Office 2003 they can use a browser 
plug-in from Microsoft to still view the document. This is as far as I 
know the only product for office enviroments that has protection against 
altering. (By the way, IRM is much more secure then the 
standard-passwords protection for office files).

I looked at other solutions, like Pretty Good Privacy, but they are a 
hassle to work with. Maybe not for us, but for home users it is.

Does anyone have experience with making sure that information (ie. 
office files) that leave the corporate network from being abused? 

I also came along a tool from Microsoft that removes all the extra 
information from Office files (ie. author, who viewed it, who edited it, 
etc, etc). Does anyone also know of a product that does this automaticly 
and intergrated with E-Mail clients?

Met vriendelijke groet,

Philip Wagenaar
Junior Projectleider ICT

AccoN Accountants & Adviseurs
ICT Project Bureau
Postbus 5090
6802 EB Arnhem
The Netherlands

tel. +31 (0)26-3842384
fax. +31 (0)26-3630222
mobile: +31 (0)6-25388935
MSN/E-mail: p.wagenaar () accon nl
Yahoo: philip_wagenaar
http://www.accon.nl


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---------------------------------------------------------------------------
Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off
any course! All of our class sizes are guaranteed to be 10 students or less
to facilitate one-on-one interaction with one of our expert instructors.
Attend a course taught by an expert instructor with years of in-the-field
pen testing experience in our state of the art hacking lab. Master the skills
of an Ethical Hacker to better assess the security of your organization.
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