UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO FACULTAD DE INGENIERÍA ANÁLISIS INICIAL DE LA ANATOMÍA DE UN ATAQUE A UN SISTEMA INFORMÁTICO T E S I S QUE PARA OBTENER EL TÍTULO DE: INGENIERO EN COMPUTACIÓN P R E S E N T A : DANIEL MONROY LÓPEZ DIRECTOR DE TESIS: ING. JUAN JOSÉ CARREÓN GRANADOS MÉXICO, D.F. 2009 Copyright (C) Daniel Monroy López. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the file called "GNU_ Free_Documentation_License.txt".