[ prog / sol / mona ]

prog


One time file transfer

1 2023-07-04 11:20

I want to make an App that allows secure File Transfers between phones.
The Gimmick IS that the File when being sent is deleted from the source Phone and Not duplicated in the process.
I thought about a qr Code in the sending Phone that IS scanned by the Receiver AND tthen nfc communicarion IS established between the phones.
This IS basically trying to solve the Double spending Problem when using files offline.
Possible problems could be:
Sender using a Fake App.
Eavesdroppers on the nfc Transfer.
File in source Phone Not being Marked as sent once Transfer IS complere.

1. Show qr Code to give Access rights to File
2. Second Phone Scans it. ITS an encoded Filename AND Access rights key.
3. Nfc secure Channel IS established.
4. Leecher Phone locks the File, thus establishing a Transaction.
5. File ist being transferred.
6. In completion the File is deleted on source device, maybe giving a uniquw delwtion receipt which validates the transferred Data as unique AND spent. Once.

Thoughts AND suggestions pleased.

2 2023-07-04 11:22

Another thing to think about would be in AND offramps of the valuable Data. So IT could be stored AND Held in a floppy. But then IT could be duplicated etc.

3 2023-07-04 12:11

Another concerns I have IS the. Reverse engeneerers Hackers IT should BE a closed source Blackbox for a reasiin. Yeti everything AND especially Apps can BE decompiled.
But what If

Embedded templeos VM.

Oops

4 2023-07-05 08:03

what is that problem called
obsfurication
the thing
where no fucking hacker backwards ovaltine sipping n***ger fucker can look into your code
i need people who host black box nodes and dont know really the inner workings, but it should be legit, like volunteering to host a botnet
did you know that it costs like 300$ a month to run a full blockchain node for bitcoin???
and rewards you get is ZERO hahah
fuck that should be fixed...
they dont even verify transactions
just block hashes and that it conforms to the current consensus rules

5


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