Bacterial transfer from biometric devices

Christine R. Blomeke, Tristan Walter, Stephen J. Elliott · Annual Information Security Symposium · 2008

This poster outlines current research centering around the survivability and transferability of bacteria from fingerprint sensors and a hand geometry reader. The cleanliness and potential for these devices to serve as conduits for transferring bacteria is of concern as biometric devices are deployed in a variety of public domains. The devices were intentially contaminated and the survivabilility was measured over a period of 60 minutes. The transfer studies required the devices to be intentionally contaminated and successive touches of the device to a gloved hand were plated onto growth medium. The results indicate that the biometric devices show similar survivability and transfer rates as you would find from a common door handle.

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