To counter the tendency in the market for "copying without paying," some vendors protect their products by adding "hardware keys" designed to ensure that a program can only be run on one computer at a time.
為了防範台灣市場「只拷貝不付費」的習性，某些業者在產品上加裝了「硬體鎖」，設下一套軟體只能用在一台電腦上的保護關卡。