[reportlab-users] Locking a pdf

[Uwe C. Schroeder]

pdftk comes to mind.

Uwe


On Thursday 07 June 2007, Jim Steil wrote:

> Andy Robinson wrote:

> > On 07/06/07, Jim Steil <jim at qlf.com> wrote:

> >> Hi:

> >>

> >> I'm using ReportLab to generate price lists that we are going to email

> >> to our customers.  Using Adobe Acrobat, I can go into my generated price

> >> lists and make changes to them.  Is there a way in ReportLab to prevent

> >> this from happening?  Can I 'lock' my pdf's so no one can change them?

> >

> > This needs our PdfEncrypt product, which gives you an additional

> > Python API to do that.  You should be aware that this 'locking' is

> > fundamentally weak protection and there are utilities out there to

> > "crack" these PDF files easily,  but it's probably enough to stop

> > casual tampering by non-programmers.

> >

> > For people using this in less-than-industrial volumes we would

> > normally grant a license in return for joining our Developer Network

> > programme (about $2000), which would enable a lot more features too.

> > I realise this is a lot for the functionality but we're not really

> > geared up to support a lot of small customers.

> >

> > You will almost certainly be able to find non-Python utilities to do

> > this a lot cheaper or perhaps even free.

> >

> > Best Regards,

> >

> >

> > Andy Robinson

> > _______________________________________________

> > reportlab-users mailing list

> > reportlab-users at reportlab.com

> > http://two.pairlist.net/mailman/listinfo/reportlab-users

>

> Andy:  Thanks for the very candid response.  Yes, that price is probably

> a bit steep for what we're hoping to gain from it.  I will check out

> some of these other utilities and see what I can find.  Thanks again.

>

>     -Jim

> _______________________________________________

> reportlab-users mailing list

> reportlab-users at reportlab.com

> http://two.pairlist.net/mailman/listinfo/reportlab-users



--
Open Source Solutions 4U, LLC	1618 Kelly St
Phone:  +1 707 568 3056		Santa Rosa, CA 95401
Cell:   +1 650 302 2405		United States
Fax:    +1 707 568 6416