September 8, 2013

SCL 1 (Question 2)





NO
MALICIOUS PROGRAM
DESCRIPTIONS
1
WORMS




DESIGNED TO TUNNEL INTO SYSTEM AND ALLOW MALICIOUS USERS TO CONTROL COMPUTER REMOTELY

EXAMPLE : SILLY FDC
2
TRICKY TROJANS


USUALLY OPERATES BY TRICKING USERS INTO DOWNLOADING AND RUNNING THE BOGUS SOFTWARE ON THEIR COMPUTER SYSTEM

CAUSES SERIOUS DAMAGE DURING FILE DELETING

DESTROYS INFORMATION IN COMPUTER

DOES NOT INFECT OTHER FILES

STRIKES BY DISPLAYING ANNOYING POP-UP WINDOWS

3
BAD BOTS





USE INFECTED COMPUTERS TO SEND SPAM  AND HOST PHASING WEBSITES

THEY ARE REFERRED AND ZOMBIES

ATTATCHED TO A COMPUTER TO GAIN COMPLETE CONTROL OVER IT
4
SPYWARE
PROGRAM INSTALLED WITHOUT USER’S PERMISSION

SOME IRRITATING YET HARMLESS SPYWARE MAY STEAL COMPUTER’S MEMORY AND POWER

IT IS MOST DANGEROUS CAUSE IT CAN  STEAL OUT PERSONAL INFORMATION OR FINANCIAL DATA

USUALLY USED BY SCAMMERS TO GET CONFIDENTIAL INFORMATION OF OTHER PEOPLE
5
WABBIT




WABBIT IS A SELF REPLICATING-THREAT

ITS NOT VERY HARMFUL BECAUSE IT DOES NOT WORKING LIKE VIRUS

EXAMPLE : DDOS ATTACK
6
KEYLOGGER





KEYSTROKE LOGGING IS THE ACTION OF TRACKING THE KEYS STRUCK ON KEYBOARD.

TYPICALLY CONVERT MANNER SO THAT THE PERSON USING KEYBOARD IS UNAWARE THAT THEIR ACTIONS ARE BEING MONITORED.
7
SCAREWARE


PLANTED IN COMPUTER SYSTEM AND SUDDENLY TELLS THE USER THAT THEIR COMPUTER IS INFECTED BADLY

TENDS TO SCARE USERS ABOUT THE VIRUSES THAT  ATTACK THEIR COMPUTER
8
COMPUTER VIRUS
      


  THEY CANNOT BE SRPEAD WITHOUT HUMAN ACTIONS

THEY CAN DAMAGE FILES, SOFTWARE AND HARDWARE

THEY WILL SPREAD TO ONE ANOTHER

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