Which of the following are well know password-cracking programs?(Choose all that apply.

L0phtcrack is a dedicated Windows password auditing and cracking tool that targets LM and NTLM hashes, originally released by the L0pht hacker collective and widely recognized in security certifications.

Netcat is a general-purpose network utility used for port scanning, banner grabbing, and creating TCP/UDP connections - not a password cracker.

'Jack the Ripper' is not a real security tool; the correct tool name is John the Ripper, making this a distractor playing on the similar name.

Netbus is a remote administration Trojan (RAT) used for unauthorized remote access, not a password-cracking program.

John the Ripper is an open-source, multi-platform password cracking tool that supports numerous hash types and attack modes, making it one of the most cited tools in both offensive security and certification exams.