Yevgeniy Dodis Jonathan Katz Adam Smith Shabsi Walfish Composability and On-Line Deniability of Authentication. 146-162 2009 TCC http://dx.doi.org/10.1007/978-3-642-00457-5_10 conf/tcc/2009 db/conf/tcc/tcc2009.html#DodisKSW09