A software that spies on your computer activities is

The programers that break into secure systems for enhancing security are.

Which of the following is not a recovery software?

_________ is the software that is downloaded on your computer to track your activities without your knowledge.

A type of attack that eats up all resources of computer and stops all applications etc to run is ______ attack.

Type of back up in which only the data that changed since last backup is saved.

______ infects the master boot record of the system by either moving it to another sector or replacing it with infected one.

Digital code attached to a message that uniquely identifies the message is called

________ and _________ are the two types of malware.

A _____ is a program that ears up all the space by replicating itself.