@conferenceObjectPart{SpeicherSteinmetzKünnemannSimeonovskiPellegrinoHoffmannBackes_2018, title={Formally Reasoning about the Cost and Efficacy of Securing the Email Infrastructure}, author={Speicher, Patrick and Steinmetz, Marcel and Künnemann, Robert and Simeonovski, Milivoj and Pellegrino, Giancarlo and Hoffmann, Jörg and Backes, Michael}, isbn={978-1-5386-4228-3}, doi={http://dx.doi.org/10.22028/D291-29343}, pages={77-91}, publisher={IEEE}, year={2018} }