[dev-context] comment for attachments in PDF/A-3

Hans Hagen j.hagen at xs4all.nl
Thu Mar 21 18:35:34 CET 2019


On 3/20/2019 10:46 PM, Pablo Rodriguez wrote:
> Hans,
> 
> I have other comments for embedded files, but I need more time to
> compose them.
> 
> Right now I would like to comment an issue with the following source:
> 
>      \setupinteraction[state=start]
>      \starttext
>      \startTEXpage[offset=1em]
>      \attachment[/home/ousia/xml-mkiv.pdf]
>          [name=new-name.pdf,
>           title=Title,
>           subtitle=Subtitle,
>           method=hidden,
>           author=author]
>      \stopTEXpage
>      \stoptext
> 
> If method=hidden, a /Names dictionary is added, with the following content:
> 
>      9 0 obj
>      <<
>        /Names [ (/home/ousia/xml-mkiv.pdf) 2 0 R ]
>      >>
>      endobj
> 
> In some scenarios, this could be a security issue.
> 
> Wouldn’t it be possible that the content of the /Names entries would be
> replaced by the option keys title or name from \attachment?
could be an option (not that i see a security risk here but flagging 
something as a 'security issue' seems to be popular anyway

but ... no changes in that bit of code for the next few weeks as we're 
in the tex live code freeze window

Hans

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