A technique in which one system models the behavior of another system is called ____.

By default a user on a Windows 8.1 domain-joined computer is required to press CTRL+ALT+DEL to log on

Indicate whether the statement is true or false

With a __________ attack the attacker is given access to a set of messages and their signatures.

A. known message B. key-only C. directed chosen message D. generic chosen message