Of all the silliness. There is already a "no printing" flag in PDF. Bit position 3 of the 'P' key in the standard encryption dictionary. Page 61 of http://www.

Of all the silliness. There is already a "no printing" flag in PDF. Bit position 3 of the 'P' key in the standard encryption dictionary. Page 61 of http://www.adobe.com/content/dam/Adobe/en/devnet/pdf/pdfs/PDF32000_2008.pdf http://www.adobe.com/content/dam/Adobe/en/devnet/pdf/pdfs/PD... On OS X when you print to PDF you can adjust the security options to forbid printing. (Um, not that I've made modified version of xpdf or anything… but I had a legal right to print that document and DMCA wasn't dreamt of yet.)