Category: Tools
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Embedded Analysis CCC Wiki
I revived the Embedded Analysis wiki entry from 2010 and updated it for the 2014 31C3. The updated version includes some additional information:
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Predicting location of one hop proxy users
Herein I will describe a simple technique that attempts to determine the location of a user in relation to their proxy. Obvious use-cases include restricting content based on location of user, augmenting existing fraud metrics for banks and online payment systems or by law enforcement. For anonymity systems this technique should exmplify why onion based routing systems…
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Bincrowd communal reverse engineering framwork
Update: link to Halvar & SP at Zynamics post and slides from CanSecWest Bincrowd, a project I had the pleasure of co-authoring with Zynamics, from conception to co-coding back-end and front-end.. Bincrowd simplifies the collaborative option in reverse engineering and brings it en masse. Any function a user has ever submitted documentation for can be…
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JTAG Enumeration
Update: added section with references to all the OSS jtag tools I know of. Can be of assistance when debugging or adding features. Update: added user submitted voltage conversion board design for bidirectional i/o JTAGenum is an open source Arduino (and RaspberryPi) based hardware platform I built last year with three primary goals: [1. Given a…
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Finding entropy in binary files
Update: added routine to print out hex data for blocks where entropy passes a given threshold. Update: GUI display of graph (using TK) was not working on my system. Code now saves an image of the results in addition to attempting to display with GUI. Update: These days I use a slightly modified libdisorder and…
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