Seung Geol Choi Dana Dachman-Soled Tal Malkin Hoeteck Wee Improved Non-committing Encryption with Applications to Adaptively Secure Protocols. 287-302 2009 ASIACRYPT http://dx.doi.org/10.1007/978-3-642-10366-7_17 conf/asiacrypt/2009 db/conf/asiacrypt/asiacrypt2009.html#ChoiDMW09