Five volunteers needed (EU only please)

Stefan Claas sac at
Sat Oct 17 17:58:25 CEST 2020

Stefan Claas wrote:
> Ryan McGinnis via Gnupg-users wrote:
> > Perhaps just use QR codes?  Easily scanned and imported by a digital
> > device.  Message size is limited, but probably enough.  If not, you can
> > maybe use multiple QR codes.  This reply, encrypted to you, is contained
> > in the linked QR below:
> I just downloaded a free QR-Code app from Microsoft's Store and I was able
> to decode and decrypt the message. It ends with '...linked QR below:'
> but does not contain the link. I must say that for me and the provide
> content, the image size is to big for my taste. I will feed now the message
> into JAB-code and see how big the image size is there.
> A user reported to me that with his QR-Code software he was not able to
> decode the message. He usually had always good results with QR-code in the
> past. Maybe you can tell me what QR-Code software you used, so that the
> user can try with a different or the same software.

I received an encrypted postcard today, which included an NFC tag and a QR-code.

While decrypting the message from the NFC tag was no problem, the very dense
QR-code I was not able to decode. And I used a high dpi setting for scanning.


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