Thomas Winkler 0002 Bernhard Rinner User-Based Attestation for Trustworthy Visual Sensor Networks. 74-81 2010 SUTC/UMC http://doi.ieeecomputersociety.org/10.1109/SUTC.2010.20 conf/sutc/2010 db/conf/sutc/sutc2010.html#WinklerR10