GnuPG - signed Telefax communication

[Andrew Gallagher]

On 14/01/2022 17:54, Стефан Васильев wrote:
> 
> The idea is to use a Telefax machine for endpoint security, with
> an offline usage PC, which for example gpg4win is ideal for.

Would it not be simpler to use a modem?

> I thought about that too, but in case the document would be several
> pages long and would not fit into a QR-code. Ok, one can split the
> large document and insert then several QR-codes into one Fax page.

The largest standard QR code can hold just under 3kB of data in a single
image. If you need more than that you would probably have to split
across multiple sheets no matter what encoding system you choose.

A

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