[OT] Where can I find some papers to read on mail (and envelope) security?

[Peter Lebbing]

On 30/01/2019 16:33, Stefan Claas wrote:
> Maybe an additional layer of household aluminium foil should work fine.

The sender could  use their hat for that ;-P

(SCNR)

> Maybe one needs to use a special font ...

Oh, most definitely.

In this day and age, I'd probably look at a two-dimensional barcode
instead.

Supposing I would even consider sending OpenPGP data on paper :-). Other
than key backups, where I'd opt for the program paperkey rather than
barcodes.

HTH,

Peter.

-- 
I use the GNU Privacy Guard (GnuPG) in combination with Enigmail.
You can send me encrypted mail if you want some privacy.
My key is available at <http://digitalbrains.com/2012/openpgp-key-peter>

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