In article <3A7C33FA-D362-4867-B709-722ED15DD524@[EMAIL PROTECTED]
>, Paul Derby
wrote:
> I thought the original request was to open a password protected file.
On Mac, yes. It was, but later amended to:
"Is it possible to add a password against editing in the version office
2008
for Mac so that a file is passwordprotected for the mac users ?"
In any case, no external process (certificate/encryption/etc) would allow
Mac PPT to
open a password protected file created on a Windows version of PowerPoint.
>
> If the user wishes to protect the contents from editing, converting the
> PowerPoint presentation to an Adobe PDF file format work well for this
> purpose with the added benefit of being readable on all platforms across
> multiple operating systems and multiple generations of acrobat. Many
mobile
> devices allow the file to be viewed, too.
>
> One would think that Microsoft would at least provide a viewer for
> PowerPoint DRM protected files that works on non-Windows operating
systems.
>
> "Steve Rindsberg" wrote:
>
> > In article <938431FF-0BE3-47D2-A209-EC64ECB4EDE9@[EMAIL PROTECTED]
>, Paul
Derby
> > wrote:
> > > You can always encrypt PowerPoint, or anything else for that matter,
using an
> > > X.509 certificate. Thawte offers free certificates for individuals
and many
> > > organizations provide their email users x.509 solutions from vendors
such as
> > > Entrust, Tumbleweed, Verisign, etc.
> > >
> > > After an exchange of signed emails, any attachment can be sent
securely with
> > > encryption, including PowerPoint.
> > >
> > > Apple's mail program and Microsoft's Outlook sup****t x.509
certificates with
> > > extremely easy to use buttons the end use just has to click to sign
and
> > > encrypt email after the x.509 certificate is installed and
certificates are
> > > present in the address book (Mac) or contacts (windows).
> >
> > Will that prevent the recipient from editing the PPT though?
> > That was the original request.
> >
> > ================================================
> > Steve Rindsberg, PPT MVP
> > PPT FAQ: www.pptfaq.com
> > PPTools: www.pptools.com
> > ================================================
> >
> >
> >
>
================================================
Steve Rindsberg, PPT MVP
PPT FAQ: www.pptfaq.com
PPTools: www.pptools.com
================================================
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