Answer:
Hacker and Password cracking is the correct answer of this question.
Step-by-step explanation:
The hacker is a person who takes device, programming, or any other techniques to solve a mechanical problem. The phrase intruder can apply to someone with skills and experience, yet also applies to anyone who uses their or her potential to gain remote access to machines or infrastructure to break the law.
The password cracking is the method of retrieving credentials through information contained in a software system or distributed via it. A popular method is to frequently carry out login combinations and compare them towards the credential's accessible hash algorithm.