14. White-Hat Hackers
The good guys who identify the
security weakness of the system or
network and inform the owner about
them.
15. Black Hat Hackers
A black hat is the villain or bad guy,
who crash into victim‟s security to
steal information and destroy the
victims security network.
Also known as „cracker‟.
16. Grey Hat Hackers
A grey hat, in the hacking
community, refers to a skilled
hacker who is somewhere in
between white and black hat
hackers.
17. Why do people hack ?
•To make security stronger ( Ethical
Hacking ).
•Just for fun.
•Show off.
•Hack other systems secretly.
•Notify many people their thought.
•For money purpose.
19. Did you know ?
Social networking sites like
„FACEBOOK‟,‟GMAIL‟,‟YAHOO”
comprised of 60% of direct or
indirect hacking incidents.
20. Popular Hacked sites
www.jntu.ac.in was hacked on 7 Nov
2010.
www.songs.pk was hacked on 15 July
2011.
Songs.pk
JNTUhomepage after it was hcked
21.
22. Preventive measures
•Install a strong anti-virus.
•Always run a anti-virus check before
you download a program or a file
from the internet.
•Avoid disclosing personal details like
phone number, credit card details
to strangers.