Today one can't live without internet and Application and Softwares are a part of Internet.As use of Internat has increased, the amount of unwanted software has also increased and so one need protection form such softwares which reduces the performance of devices and also uses the internet without the knowledge of user and reducing the speed of internet where it is needed.
Spyware
Spyware are the softwares which are created to gather information about user without their knowledge like bank account passwords,social details,etc.
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Spware are mostly of four types namely :
1. System Monitors,
2. Torjans ( Viruses),
3.Tracking Cookies and
4. Adwares.
Adwares
Adwares are most annoying which make changes to your devices like it changes the default search engine and home page of your browser.Their main aim is to diplay ads on your devices through their software or by other means.