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Selinko Authentication Cards - NOT WORKING.

Posted by Maker Gillian on Nov 1st 2026

The Selinko Authentication Cards and the Gillian Knives App have stopped working.  I don't know why.

I don't maintain the app, or blockchain.  I only maintain the data on the cards and rely upon the Belgium company Selinko  to make everything work on the platform.  

I have been made aware of the problem that the cards are not working.  I have attempt1ed to contact Selikno multiple times via email, but have not recieved a response, other than the annual invoice for maintaince.  Which I paid in full July of 2026.  I have learned that Selikno was acquired by TOPPAN (a major Japanese printing and security tech firm).  This might have caused a temporary disruption of the app, platform, and support.  I have not recieved any response from Selinko or TOPPAN Group.  As of now the FAMOCO device that programs the cards is working, but the apps and cards are not working.