Passwords are usually not displayed on terminal screen upon input , in order to preserve their secrecy 為使口令字保密,輸入時口令字一般不在終端屏幕上顯示出來。
A unique string of characters input by an authorized user in order to gain access to a system or to protected information in the system . passwords are usually not displayed on terminal screen upon input , in order to preserve their secrecy 被授權(quán)的用戶為取得對系統(tǒng)或系統(tǒng)中被保護的信息的存取權(quán)而輸入給系統(tǒng)的專門的字符串。為使口令字保密,輸入時口令字一般不在終端屏幕上顯示出來。