Computer Viruses
-
Upload
may-massijeh -
Category
Education
-
view
39 -
download
1
Transcript of Computer Viruses
![Page 1: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/1.jpg)
viruses
![Page 2: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/2.jpg)
Viruses
viruses
history
evolutio
n
worms
protection
origins
![Page 3: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/3.jpg)
Virus history
![Page 4: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/4.jpg)
The reasons that led to creating the viruses:
the spread of personal computers the use of computer bulletin boards the floppy disk
![Page 5: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/5.jpg)
virus origins:
Computer viruses are called viruses because they share some of the traits of biological viruses
![Page 6: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/6.jpg)
Virus evolution:
The tricks the virus creators learned:
the ability to load viruses into memory the ability to infect the boot sector on floppy disks and hard disks
![Page 7: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/7.jpg)
WormsA worm is a computer program that has the ability to copy itself from machine to machine
![Page 8: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/8.jpg)
for Protection:
you should run a more secure operating system like UNIX. avoid programs from unknown sourcesmake sure that Macro Virus Protection is enabled in all Microsoft applicationsnever double-click on an e-mail attachment that contains an executable
![Page 9: Computer Viruses](https://reader030.fdocuments.us/reader030/viewer/2022032504/55c373d3bb61ebf5778b460c/html5/thumbnails/9.jpg)
THE END
www.howstuffworks.com