A Consultant Is Performing a Social Engineering Attack Against a Client

Multiple Choice

A consultant is performing a social engineering attack against a client. The consultant was able to collect a number of usernames and passwords using a phishing campaign. The consultant is given credentials to log on to various employees email accounts. Given the findings, which of the following should the consultant recommend be implemented?

A) Strong password policy
B) Password encryption
C) Email system hardening
D) Two-factor authentication