On Jun 29, 9:00 am, Jason Grout <[email protected]> wrote:
> On 6/29/11 2:11 AM, Rolf wrote:
>
> > This is very strange.
>
> > There is something hidden in Seberino's worksheets that prevents them
> > from being executed automatically.
> > First I thought it is the comment added above the first cell. But his
> > new example demonstrates that this is obvious not core of the problem.
> > Both his example woksheets don't work on my system either, but if I
> > transfer all that is visible to a new worksheets the code works
> > perfectly.
>
> > Unfortunately, it is impossible to debug a worksheet or to read it
> > 'manually' as a text file.
>
> > I wonder if it is possible to send viruses by worksheets?
>
> I'm sure this is possible.  For example, it would be trivial to write a
> worksheet that does 'rm -rf $HOME' inside an autoexecute cell.  If that
> worksheet was downloaded and opened on a user's local computer, it would
> be very bad.
>

But wouldn't that ordinarily require a sudo and password?  I mean
under permissions that 'most' people have.  Now you have me wary of
downloading worksheets...

- kcrisman

-- 
To post to this group, send an email to [email protected]
To unsubscribe from this group, send an email to 
[email protected]
For more options, visit this group at http://groups.google.com/group/sage-devel
URL: http://www.sagemath.org

Reply via email to