Today I did work about Internet Security. For example we did a group discussion about Spyware and Malwares. I learnt a lot of things Spyware collects information and uses it against you. We also learnt how to find out if we got spyware on our PC’s at home and how to get rid of it.
Your browser being redirected to sites other than the ones you have specified. This is known as "browser hijacking".
A change in your Internet browser's home page.
Increased appearance of pop-up ads
Unusual and random error messages.
Keys that don't work (for example, the "Tab" key might not work when you try to move to the next field in a Web form)
Degradation of system performance, especially the CPU and memory.