[Godel_unicode]

Air gapped RE machines (recall you're probably looking at malware anyway). One way transfer of samples. Print reports and OCR. Done.

[gpm]

Is printing and OCRing actually a thing? I'd think you would at least just point the camera (aka scanner) at a screen...

[Godel_unicode]

It depends how paranoid the security person you're trying to appease is, honestly. There are definitely better options, but that one will always "sound secure".