[reportlab-users] PDF encryption

[Dinu Gherman]

I'm raising this question below again, since there was no response and 
with the current activities I'm afraid, it will be forgotten (but I do
not want to raise it as a bug).

Regards,

Dinu


> I'm trying to create an "encrypted" PDF in which users can view all 

> pages without knowing any password, but perform certain operations only 

> when they have the user password. With the code below from the user 

> guide (with minimal changes) I can always even view the content only

> after entering the user password:

> 

>    from reportlab.lib import pdfencrypt

>    from reportlab.pdfgen import canvas

> 

>    enc = pdfencrypt.StandardEncryption("secret",

>        canPrint=False, canCopy=False)

>    c = canvas.Canvas("hello-enc.pdf", encrypt=enc)

>    c.drawString(100, 100, "Hello World")

>    c.showPage()

>    c.save()

> 

> OTOH, the preview of the Python brochure does exactly that, let all 

> people see the content, but don't let them copy stuff e.g. without 

> a user password. See download on http://brochure.getpython.info

> 

> Is there a way to achieve this with reportlab.lib.pdfencrypt?

> 

> BTW, there is some space left for a ReportLab ad in the brochure...

> ;-)