1 4.3: Macduff is in England with Malcolm. 2  We learned earlier that Macbeth had sent for Macduff's aid when he learned that Malcolm meant to gather rebellious forces. 3  Macduff sent a clear no back to Macbeth, making his allegiance to Malcolm and his suspicion of Macbeth certain.
Spyware is software that aims to gather information about a person or organization without their knowledge and that may send such information to another entity without the consumer's consent, or that asserts control over a computer without the consumer's knowledge.henever spyware is used for malicious purposes, its presence is typically hidden from the user and can be difficult to detect.
Full Definition of SPYWARE. : software that is installed in a computer without the user's knowledge and transmits information about the user's computer activities over the Internet.See spyware defined for English-language learners.ull Definition of SPYWARE. : software that is installed in a computer without the user's knowledge and transmits information about the user's computer activities over the Internet. See spyware defined for English-language learners.