Jean-Charles Faugère Antoine Joux Algebraic Cryptanalysis of Hidden Field Equation (HFE) Cryptosystems Using Gröbner Bases. 44-60 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2729&spage=44 2003 conf/crypto/2003 CRYPTO db/conf/crypto/crypto2003.html#FaugereJ03