Which of the following tools can be used to perform Windows password cracking, Windows enumeration, and VoIP session sniffing?

L0phtCrack is specialized for cracking Windows LM and NTLM password hashes and does not include VoIP sniffing or broad network enumeration features.

John the Ripper is a cross-platform offline password cracker focused on hash cracking and does not support Windows enumeration or VoIP session sniffing.

Cain (short for Cain and Abel) is a comprehensive Windows-based attack toolkit that supports multiple attack vectors including LM/NTLM password hash cracking, Windows network enumeration, and VoIP call recording and sniffing via its built-in APR (ARP Poison Routing) functionality. No other option in this list combines all three listed capabilities.

The Pass-the-Hash toolkit is specifically designed to exploit NTLM authentication by replaying captured hashes and does not perform enumeration or VoIP sniffing.