2
votes
2answers
522 views

Protect scanned signature in a PDF [closed]

I would like to include a scanned signature in my PDF and send it via email. Call me a tin-foil hat but I know how easy it is to open a PDF using, say, inkscape and extract the signature graphics from ...
4
votes
3answers
344 views

Censor images and tables

My publication requires a public and non-public version. I have several figures and tables that I'd like to censor by placing a big colored block on top of it. One page suggested using \colorbox. ...