foistware

noun

(computing, derogatory) Software that is installed without the user's knowledge or consent, often bundled with another product.

Foistware is a type of malicious software that is installed on a computer without the user's consent.

意味（1）

(computing, derogatory) Software that is installed without the user's knowledge or consent, often bundled with another product.

They can acquire viruses, worms, foistware, and back doors.