Michel Abdalla Mihir Bellare Dario Catalano Eike Kiltz Tadayoshi Kohno Tanja Lange John Malone-Lee Gregory Neven Pascal Paillier Haixia Shi Searchable Encryption Revisited: Consistency Properties, Relation to Anonymous IBE, and Extensions. 350-391 2008 21 J. Cryptology 3 http://dx.doi.org/10.1007/s00145-007-9006-6 db/journals/joc/joc21.html#AbdallaBCKKLMNPS08