Is a program that disguises itself as an interesting, useful, or desirable program in order to gain access to your system

Trojan Horse

Explanation:

Trojan Horse is a program that disguises itself as an interesting, useful or desirable program in order to gain access to your system.

Trojan Horse is a malicious program downloaded virus which seems harmless to a computer but in reality it harms and modifies many activities of a computer. These activities may be unusual and they can also occur even when the computer is idle.

It seems like a genuine file or applications to trick you, once opened it deceives you by loading malware and make it execute on to the Operating system.

Trojan can make you fool by presenting itself like an email from a known source, but it never is. Some common types of Trojan malware are as follows:

Backdoor Trojan provides a path to the hacker to access your device and control it.Downloader Trojan makes an infected device/computer to download more and more malicious softwares and install them.

Kpa - known-plaintext attack

Her interest would be the first to attract her to read the book then would come connection with the character which would keep her interest in the book.