@misc{2000-bellare-modes ,note={URL: {\tt http://www.cs.ucdavis.edu/~rogaway/papers/sym-enc-abstract.html}} ,author={Mihir Bellare and Anand Desai and Eron Jokipii and Phillip Rogaway} ,title={{A concrete security treatment of symmetric encryption: analysis of the DES modes of operation}} ,year={2000} }