quick overview of computer virus and spyware

1. Presentation
Topic: Computer Virus & Spy Ware
Presenting by:
Shashank Roy
MBA 1st Sem
Roll No: 22

2. What is Computer Virus?
Definition: A computer virus is a malicious
software program loaded onto a user’s
computer without the user’s knowledge and
performs malicious actions.
Viruses are unique from other forms of
malware in that they are self-replicating
capable of copying themselves across files
or other computers without a user's
consent.

4. Why programmers create computer
viruses?
 For creating and spreading malware.
 To attack the products of specific companies or
organization.
 To distribute political messages.
 To steal sensitive information (credit card numbers,
passwords, personal details, data etc.)
 To prove a point, to prove it can be done, to prove
ones skill or for revenge purposes
 To cripple a computer or network

5. Ways of computer viruses enter
our computer
 As attachments of funny, images,
greeting cards, or audio and video
files.
 By downloads on the Internet.
 By download any illicit software or
other files.
 Online ads .
 Social media.

6. How to detect virus?
 User created files have strange names.
 The drive light keeps flashing when you are
not doing anything.
 Program takes longer to load.
 The computer doesn’t remember CMOs
settings.
 The program size keeps changing.

7. Kinds of computer viruses
 Trojan Horse
 Worms
 Adware
 Rootkits
 Macro virus
 Multipartite Virus
 Boot sector virus

8. What is Spyware?
Spyware is unwanted software that infiltrates
your computing device, stealing your internet
usage data and sensitive information.
Spyware is classified as a type
of malware — malicious software designed
to gain access to or damage your computer,
often without your knowledge. Spyware
gathers your personal information and relays
it to advertisers, data firms, or external
users.
Some of the most ill-famed
spyware companies are Gator, Bonze
Buddy, Cool web search, Direct revenue.

10. How did spy ware get on your
computer?
 Clicking a button on a pop-up window.
 Browser add-ons.
 Piggybacked software installation
 Drive-by download.
 Installing a software package or agreeing to
add functionality to any Web browser

11. Top 10 Anti Virus of 2018
 Code Red
 Melissa
 My Doom
 ILOVEYOU
 PosionIvy
 Conficker
 Storm Form
 Zeus
Reference: https://mobiviki.com/2018/05/03/top-10-most-
destructive-computer-virus-ever-2018/

12. THANK
YOU