@workingPaper{BackesGerlingHammerMaffeivon Styp-Rekowsky_2013, title={AppGuard — fine-grained policy enforcement for untrusted android applications}, author={Backes, Michael and Gerling, Sebastian and Hammer, Christian and Maffei, Matteo and von Styp-Rekowsky, Philipp}, doi={http://dx.doi.org/10.22028/D291-26492}, year={2013} }