00858cam a2200241 i 450000100070000000500170000700800410002402000150006504100080008005000240008810000230011224500340013526000410016930000200021052001530023065000310038365000280041465000350044265000390047765000310051665000420054765000270058911456920230410132639.0140218s1998    nyua          000 0 eng    a03129954230 aEng14aPS 3552bB877d 19981 aBrown, Dan,d1964-10aDigital Fortress /cDan Brown  aNew York:bSt. Martin's Press,c1998  a429 p.:c17 cm.  aA former National Security Agency programmer threatens to release a mathematical formula that will allow organized crime and terrorism to skyrocket. 0aComputer security- fiction 0aCryptographers- fiction 0aIntelligence officers- fiction 4aSeguridad de ordenadorxFicción. 4aCriptógrafosxFicción. 4aOficiales de inteligenciaxFicción. 4aNovela Estadounidense.