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.
Spyware and Adware. Spyware usually finds its way onto your computer without your knowledge or permission. It runs in the background, collecting information or monitoring your activities. A lot of spyware harvests information related to your computer and how you use it.ere's how to avoid unwanted spyware or adware: 1  Be selective about what you download to your computer. 2  Read licensing agreements. 3  Watch out for anti-spyware scams. 4  Beware of clickable advertisements.