Violación de
un sistema de seguridad, lo que permite acceder a los recursos supuestamente
protegidos. [Ribagorda:1997]
Violación de
un sistema de información protegido. [CESID:1997]
1a. (I) Circumvent a
system's security protections. (See: attack, break, violation.)
1b. (I) Successfully and
repeatedly gain unauthorized access to a protected system resource. [Huff]
[RFC4949:2007]
Gaining unauthorized logical
access to sensitive data by circumventing a system's protections.
http://www.sans.org/security-resources/glossary-of-terms/