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XDoor: A door locking system that uses SSH-keys for authentication by doener

Description Operates the door of the xHain using ssh as authentication. After successful ssh login (open@xdoor or close@xdoor) the lock motor is triggered via gpio. It is build in elixir using the nevers-framework and runs on any rapsberry-pi. Authorized Keys The authentication is done via an authorized_keys file. This file is regularly pulled from a

ByHackTechJune 26, 20230Comments

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On Letter Locking by trumbitta2

(Image credit: Unlocking History Research Group)Hundreds of years ago, people developed ingenious methods to secure their letters from prying eyes – and they did it with only paper, adhesive and folds.LLate at night on 8 February 1587, an imprisoned Mary Queen of Scots composed her last ever letter to her brother-in-law. “Tonight, after dinner, I

ByHackTechFebruary 15, 20230Comments

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Logic Locking: Does it have unacknowledged role in chip shortage? by jontrossbach

Note to the reader: For this post the term Integrated Circuit is abbreviated to IC and can just be thought of as a fancy term for microchip logic.Proclamations of a chip glut are everywhere. Intel, after establishing a $50B subsidy from congress, has just announced one of its worst quarters ever due to this tremendous

ByHackTechDecember 31, 20221Comment

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