This document discusses hacking and ethical hacking. It provides an overview of hackers and different types of hackers such as black hat, white hat, and grey hat hackers. The history of hacking is explored beginning in the 1960s and the evolution of hacking with the rise of computers and the internet. The hacking process and techniques/tools used are addressed as well as advantages and disadvantages of ethical hacking. Different types of hackers like script kiddies are defined. Precautions against hacking and some famous hackers are also mentioned. The document provides references for further information.

2. CONTENT
 OVERVIEW
 HACKING
 HISTORY
 HACKING PROCESS
TECHNIQUES AND
TOOLS
 ADVANTAGES AND
DISADVANTAGES
 REFERENCE
 TYPES OF HACKER
 PRECAUTIONS
 SOME FAMOUS
HACKER

3. Overview
Hacker
• The person who hacks. A hacker is a person intensely
interested in the arcane and recondite workings of any
computer operating system. Hackers are most often
programmers.
 Cracker
• System intruder/ destroyer

4. History Of Hacking
The first hacker was appeared in 1960’s at the
Massachusetts Institute Of Technology(MIT)
During the 1970’s, a different kind of hacker
appeared: Phone Phreaker or Phone Hacker

5. In the 1980’s, phreaks started to migrate to
computers, and the first Bulletin Board System (BBS)
appeared
During the 1990’s, when the use of internet
widespread around the world, hackers multiplied.

6. Hacking
 Hacker
• Access computer system or network without
authorization
• Breaks the law
 Ethical Hacker
• Performs most of the same activities but with owner’s
permission
• Employed by companies to perform Penetration Tests

7. Types of hacker
BLACK HAT
WHITE HAT
GREY HAT
SCRIPT KIDDIES

9.  A black hat hacker is a hacker who "violates computer
security for little reason beyond maliciousness or for
personal gain.
 They Work for black money(Like:- Bank Websites ,
credit card websites)
 They use their knowledge for illegal purposes.

11.  White hat hackers are like Ethical Hackers .
They use their skills for good purposes.
 They work for organizations for stop the illegal
activities through black hat hackers.

13.  Grey Hat hackers have both qualities like
black hat hackers and white hat hackers .
 They use their knowledge for bad purposes
and good purposes too.

15.  Script kiddies hacks into computer or
websites using the tools available on
the internet .
 They don’t have knowledge of
programming .

21. Advantages
 Provides security to banking and financial
establishments
 To catch a thief you have to think like a thief.
Disadvantages
 All depends upon the trustworthiness of the
ethical hacker
 Hiring professionals is expensive.

22.  Encrypt important data
Ex:- pgp, ssh
 Remove unused program
 Backup the system often
 Setup firewall
 Setup IDS
Ex) snort

23.  Shutdown the system
Or turn off the system
 Restore the system with the backup
Or reinstall all programs
 Disconnect the system to the network

24. Some Famous Hacker
Ian Murphy Kevin Mitnick Johan Helsinguis
Linus Torvald Mark Abene Robert Morris

25. REFERENCE
 www.scribd.com
 www.wikipedia/seminartopics/ethical haching.org
 www. Seminarsonly/ethical hacking.com