Wednesday, 23 September 2015

Ethical Hacking Interview Questions and Answers

6) What are the types of ethical hackers?
The types of ethical hackers are:-
    Grey Box hackers or Cyberwarrior
    Black Box penetration Testers
    White Box penetration Testers
    Certified Ethical hacker

7)  What is footprinting ?
Footprinting refers to uncovering and collecting as much information as possible about a target network.

8) What is footprinting in ethical hacking? What is the techniques used for footprinting?
Footprinting refers accumulating and uncovering as much as information about the target network before gaining access into any network. The approach adopted by hackers before hacking
 Open Source Footprinting : It will look for the contact information of administrators that will be used in guessing the password in Social engineering
 Network Enumeration : The hacker tries to identify the domain names and the network blocks of the target network
 Scanning : Once the network is known, the second step is to spy the active IP addresses on the network.  For identifying active IP addresses (ICMP) Internet Control Message Protocol is an active IP addresses
 Stack Fingerprinting : Once the hosts and port have been mapped by scanning the network, the final footprinting step can be performed.  This is called Stack fingerprinting.

9) Explain what is Brute Force Hack?
Brute force hack is a technique for hacking password and get access to system and network resources, it takes much time, it needs a hacker to learn about JavaScripts.  For this purpose, one can use tool name “Hydra”.

10) How do I crack Unix passwords?
Contrary to popular belief, Unix passwords cannot be decrypted. Unix passwords are encrypted with a one way function. The login program encrypts the text you enter at the "password:" prompt and compares that encrypted string against the encrypted form of your password.
Password cracking software uses wordlists. Each word in the wordlist is encrypted with each of the 2600 possible salt values and the results are compared to the encrypted form of the target password.
The best cracking program for Unix passwords is currently Crack by Alec Muffett. For PC-DOS, the best package to use is currently CrackerJack.

More Questions & Answers:-
Page1 Page2 Page3 Page4 Page5 Page6 Page7

No comments:

Post a Comment