> -----Original Message-----
> From: PCSOFT - PC software discussion list
> [mailto:[log in to unmask]]On Behalf Of David Gillett
>
> On 12 Apr 98 at 3:02, Sharif Dayan wrote:
>
> > At 18:06 02-04-1998 -0500 Jim Meagher said:
> > >
> > >you did not get it from a jpg, jpeg, gif, or any other image
> > >file.
> >
> > Can viruses attack and infect them ?
>
>   There's probably nothing to stop a virus from rewriting part of an
> image file.  But in order for this to work as a virus, he needs to
> get your viewer (browser or paint program or other) to jump into the
> image data and start executing it as code.  It's barely possible that
> there might be a viewer out there with a bug that can cause this
> behaviour, but (a) it's pretty unlikely, and (b) it would only work
> with that particular viewer program.
>


David,

What image format allows the embedding of executable or macro
code inside the image file?

Or are you just speculating on what __might__ be feasible?