Computer Security!Computer Security!

By Olivia WillardBy Olivia Willard

7H7H

Viruses!Viruses!

Viruses• The I LOVE YOUI LOVE YOU virus - there ain't no love in this little bug.

• The Melissa VirusThe Melissa Virus - this virus is the one to look out for it is an email based virus.

• Happy99 VirusHappy99 Virus - happy99 ain't so happy. Happy99 is a virus, more specifically a Trojan-horse.

• The CIH or Chernobyl Virus The CIH or Chernobyl Virus - CIH 1.2 launches itself every April 26th.

• Email Virus WarningsEmail Virus Warnings - have you received something like the following recently?

• If you receive an e-mail titled "PLEASE HELP POOR DOG. Win A Holiday" DO NOT open it. It will erase everything on your hard

drive. • Or with subjects or titles like this:

• Join The Crew

• Pen Palls

• Say Yes to Jesus

What is a virus and what damage can they do?

• A virus is something that you can get sent or something that just appears on your screen, but there is no need to worry about it unless you click on it or open it. If you do then it will send to other people without you making it do so, it may also freeze or shut down your computer.

• Use anti virus software's like the listed Use anti virus software's like the listed below to get rid of virus’s and to stop below to get rid of virus’s and to stop your computer from getting them:your computer from getting them:

• Norton

• Kaspersky

• AVG

• McAfee

• Panda Cloud

• Zone Alarm

• Randex

• Esafe

• These are the draw backs to using anti These are the draw backs to using anti virus software's:virus software's:

• It takes up space and resources on your computer.

• You have to check your emails often

• You have to pay for them

• You have to scan your computer very often to check for viruses

Hackers!

• What is What is hacking?hacking?

• You've heard the term hacker, you know they can cause damage, but do you know what a hacker is? A hacker is a programmer able to get into a system or gain unauthorised access by skilful strategy. Hackers can be useful for maintaining a system and is constantly searching for security deficiencies. They can be the guardians of the security system. They also can turn that around and do more harm then good. A hacker is a skilled programmer who can write software expertly and swiftly. They can crack nearly any code and get into any computer system.

• What damage What damage can hackers do?can hackers do?

• This depends upon what backdoor programs are hiding on your PC. Different programs can do different amounts of damage. However, most allow a hacker to smuggle another program onto your PC. Hackers can see everything you are doing, and can access any file on your disk. Hackers can write new files, delete files, edit files, and do practically anything to a file that could be done to a file.

How can you stop hackers from getting on your computer?

• Create a strong password,

• Fire walls,

• Don’t leave your internet on at night.

BackupsBackups

• Why is it important to back up Why is it important to back up your work/information?your work/information?

• Because one day when you turn your computer on it may have deleted some of your work or erased it all.

• What should you back up your What should you back up your

work or information to?work or information to?

• A USB stick, memory card, floppy disk.

• What is a back up?What is a back up?

• Backups are copies of documents, files, portfolios, microchips, images etc

• Where should you keep your backed Where should you keep your backed up work or information?up work or information?

• Cloud computing,USB stick, memory card or floppy disk and also save it onto your computer in two different files.