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1. Thu Huong
Phuong Anh
Nhu Quynh
Xuyen

2. Purpose
• Giving information about hacking and
virus
• some tips for preventing hacking and
virus

3. Outline
I. HACKING
i.definition
ii. Types of hacking
iii. Types of hackers
II. VIRUS
i. Overview
ii. Virus prevention
iii. tips for users

6. HIGHLIGHTS
What is hacking?
Types of hacking
Types of hackers

7. Definition
• “Hacking is unauthorized use of computer and
network resources” oxford Dictionary

8. IS HACKING A CRIME??

9. Ethical
Unethical

10. UNETHICAL
HACKING..?
i. illegal
ii. fun and money purpose.
iii. BLACKMAILING.

11. ETHICAL HACKING
 testing the resources for a good cause and for
the betterment of technology.
focusing on Securing and Protecting IT
Systems.

12. Types of Hackers

13. Black Hats
 very dangerous person.
 Highly paid person.
 criminal activities.
Gary McKinnon

14. Generally these are admins.
 not so dangerous, but sometimes
could be.

15. White hats
 good hackers .
Very high paid
general are coders.
Ankit Fadia

16. OVERVIEW

17. DEFINITION
• What is a
computer virus?
• Is a specific type
of malware
• Causes harm or
frustration

18. DEFINITION
• Self replication • Infection

19. TRANSMISSION OF VIRUSES
• Hardware devices
• Storage devices

20. TRANSMISSIONS OF
VIRUSES
• Internet
• Communication systems and wireless
communication channels

21. SYMPTOMS OF VIRUS ATTACKS

23. SYMPTOMS OF VIRUS ATTACKS
Screen
flickers
Computer
runs slower
than usual
System
crashes for
no reason
PC speaker
periodically
Files
beeps
disappear

24. SYMPTOMS OF VIRUS
ATTACKS

25. CLASSIFICATION OF
VIRUS
VIRUS
TROJAN
HORSE
WORM MACRO

26. TROJAN
HORSE
• Do not replicate
themselves
• Install files that
keep them around
• Spread via chat
software

27. • Is a special type of WORM
viruses
• Does not infect
files
• Deletes files which
it does not
understand

28. MACRO
• Is written in a
macro language
• Embed itself
75% of all viruses
today are macro
viruses

30. Identify
Remove
Prevent

31. Using
dictionary
Approach
Examine each
and every file in
a computer
Examine
content with
the virus
definitions
stored in its
virus dictionary
Using
Suspicious
Behavior
Approach
Monitor the
activity of all
the programs

32. Types of some popular
Antivirus
Norton Antivirus

33. Types of some popular
Antivirus
McAfee Antivirus

34. Types of some popular
Antivirus
AVG Antivirus

35. Types of some popular
Antivirus
Kaspersky Antivirus

36. Types of some popular
Antivirus
NOD32 Antivirus

37. Types of some popular
Antivirus
BKAV

38. • Virus preventions
• Some alerts
• Misunderstanding about antivirus
software

39. Virus Prevention
• Backup files regularly.
• Update anti-virus software frequently.
• Do not attack any files from strangers.

40. Virus Prevention

41. Virus Prevention
• Update your anti-virus software
frequently
Why? new viruses.
updates contain the latest files

42. Kaspersky
Avira
AVG

43. Do not open any files from
strangers
The
Internet
Social
network
USB

44. Virus found!!
• Repair
• Quarantine
• Delete
• Ignore

45. Misunderstanding
• Should not use more than an antivirus
software at one time.
• Too many antivirus software will
make your computer to vulnerability.

46. Outline
I. HACKING
i.definition
ii. Types of hacking
iii. Types of hackers
II. VIRUS
i. Overview
ii. Virus prevention
iii. tips for users

47. References!!!
• http://en.wikipedia.org/wiki/Ankit_F
adia
• http://www.authorstream.com/Prese
ntation/dishh-1492698-hacking-virus-
antivirus/
• http://www.powershow.com/view/15a
5f1-NWRlO/Viruses_Worm