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InternationalTechnology Computer
Name :Nurhidawatie Binti
Rikun
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INTRODUCTION OF COMPUTER VIRUS
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“ Computer virus refers to aprogram which
damages computer systems
and/ordestroys or erases”
WHAT IS COMPUTER VIRUS ?
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Examples Of Computer Virus
CRIPT
VIRU
!
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Trojan Horse is a destructive
program" #t usually pretends as computer
games or application software"
#f e$ecuted% computer system will&e damaged" Trojan Horse usuallycomes with monitoring tools and
key loggers
TROJAN
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S C R I P T V I R U
S
Co m mo n l y fo u nd sc r i p t
v i r uses a re w r i t te n us
i ng t he
' is ua l Bas ic (c r i p t i ng ed i t
io n
) ' B( * a nd t he +a va(c r i p t
p rog ra m m i ng la ng ua
ges
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WORM VIRUS
, worm is also adestructive programthat lls a computer
system with self-replicating
information% cloggingthe system so that itsoperations are slowed
down or stoppedBack
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A CT I O N S T O P R E V E N T V I R U S I N F E CT I O N S
o
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A lways update your anti-virus software
at least weekly"
ack up your important les and ensure
that they can &e restored"
Change the computer.s &oot seuence to
always start the 0C from its hard drive
!on.t share 1rive C: without a password
and without read-only restrictions"
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Empty 2oppy drives of diskettes&efore turning on computers%especially laptops"
Forget opening une$pected e-mailattachments% even if they.re fromfriends"
Get trained on your computer.santi-virus software and use it"
Cont"n#e$
C t"
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Have multiple &ackups ofimportant les" 3his lowers thechance that all are infected
Install security updates for your operating system andprograms as soon as possi&le"
Jump at the chance to learnmore a&out your computer"3his will help you spot viruses"
Cont"n#e$
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T H E
E N !$
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