Malware

Malware

1. Virus

   • This is a piece of code that is designed to replicate itself throughout the computer or network. A virus will often be designed to delete or corrupt data.

2. Worm

   • It tries to copy itself so many times that the whole system runs out of resources and crashes.

3. Trojan

   • A trojan appears to be a harmless application however it is running in the background of a peice of software

4. Adware

   • It can cause pages that you didn't request to open up taking you to unwanted web sites. It can direct you to somewhere else everyrime you open your browser

5. Click Fraud

   • Click fraud malware aims to use your computer resources to open certain web sites and send a mouse click to the adverts. Every click makes them money. The activity is hidden in the background.

6. Pharming

   • Pharming malware will infect your browser, redirecting you to an identical looking, but fake website.

7. Spyware

   • Spyware stays hidden out of view and is designed to spy on your computer, looking for personal information, passwords and so on.

8. Ransomeware

   • Ransomware encrypts critical files and data, making them unusable. Eventually it presents the user with a ransom, demanding money be sent to the attackers to unlock the system

9. Scareware

   • Scareware will cause a pop-up to appear on your screen which will say something like 'Your computer has a virus. In reality, you do not actually have a virus. The scareware it trying to frighten you into purchasing and downloading the software which itself may actually contain malware.

10. Rootkits

    • Rootkits give other people permissions and access to your computer, allowing them to take it over remotely and do whatever they like.