Malware

How does a computer virus infect a pc?

• Email attachments

• Attached to files on memory sticks

• Suspicious web links

• All of the above

What can a virus do to your computer?

• Delete files

• Cause inappropriate adverts to appear

• Spy on what you are doing

• Steal your infotrmation

How does a worm infect a computer?

• E-mail attachments

• Through security loopholes, your computer is not up to date

• Suspicious web links

• On memory sticks

How can you protect your computer against worms?

• Install anti-virus software and regularly update it.

• Update your operating system regularly.

What is the difference between a virus and a worm?

• A virus needs human intervention, a worm doesn't

• A virus deletes files, whereas a worm doesn't.

What is adware?

• Causes adverts to appear

• Deletes files

How is adware malicious?

• Deletes files.

• Inappropriate and wastes your time/

• Slows your pc down.

• Spies on you, collecting your information

How can a trojan infect your pc?

• On memory sticks.

• Through email attachments.

• By being disguised as legitimate software.

• Dodgy web links

What is spyware?

• Causes adverts to appear on screen.

• Software that deletes your files

• Slows your pc down.

• Collects information from you and transfers it across the internet.

How can you protect against spyware?

• Install, Scan and delete spyware with a program like lavasoft

• Don't open email attachments