On Sunday, October 31, 2021 2:43:48 PM IST Hans Hagen wrote:
> I bet that clever students can trace that down -)

Just to clarify, I am a student at university. Have to make some documents as 
a teaching assistant in courses so many students use the same abbreviations.

> 
> in that case you probably need to hide more .. (when you process with
> \nopdfcompression at the top you can look in the pdf, i.e. compression
> is not encryption
> 
> one thing you can do is make a copy of lpdf-xmp.lmt and wipe all tricky
> values and then use that to make a format
> 
> but if security is important, maybe better is to use "qpdf" to encrypt
> the file (you can then also prevent editing for instance)

I will try this out. Many thanks for your detailed response Hans!

Best
kauśika


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