Five volunteers needed (EU only please)

Ryan McGinnis ryan at
Tue Oct 6 23:58:40 CEST 2020

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:

On 10/5/20 10:37 AM, Stefan Claas wrote:
> Hi all,
> while I did some JAB-Code experiments with MMS, to send GnuPG messages with a dumb
> phone, I came up now with a new idea. :-)
> For that I need five people who are willing to share with me their postal address.
> You can send me your address GnuPG encrypted. I will not store your address on my
> computer and will delete your email, once I received it.
> My new idea is to send encrypted postcards or letters, with an NFC tag attached,
> containing a GnuPG clearsigned test message. I like to see if the postcards will
> arrive in proper condition, so that the NFC tags are still readable.
> What you will get from me:
> A postcard with Berlin photos on, an address sticker from me, containing the MacPGP
> 2.6.2 icon with the little secret agent and a valid international postal stamp with
> a photo from me on. If you are a stamp/postcard collector, you will agree that this
> is IMHO a collectors item. :-)
> Why I came up with this idea? Well I thought of a way to send private content digitally,
> without Internet usage, so that 3rd parties outside the EU have it difficult to intercept
> such messages, in order to protect EU businesses and to show the young generation that
> local postal services should be supported, in favor of a globally surveilled Internet.
> A standard NFC tag can't store that much data, but there are different types available
> and one can use also modern encryption software which gives you more encrypted payload.
> Once I received your address (first come first serve) I will prepare the postcards
> (hopefully tomorrow) and send them to you. It would be nice if participants would share
> their experience, so that other GnuPG users could learn from it.
> Please note, NFC tags can be used multiple times, so that for example Alice and Bob use
> only on NFC tag with their letters, they exchange and those NFC tags can also be destroyed
> with special* hardware devices or bought in a form that they get destroyed if someone tries
> to take them off, from the carrier medium.
> *
> The consumer hardware device I purchased:
> Software one can use on their Desktop:
> and for people, living in Germany, regarding postal stamps with photos:
> <!11701!3!434303734945!b!!g!!www%20deutsche%20post%20de%20individuell>
> Regards
> Stefan
> NaClbox: cc5c5f846c661343745772156a7751a5eb34d3e83d84b7d6884e507e105fd675
>   The computer helps us to solve problems, we did not have without him.

-Ryan McGinnis
PGP Fingerprint: 5C73 8727 EE58 786A 777C 4F1D B5AA 3FA3 486E D7AD

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