Password

A secret code utilized, usually along with a user ID, in order to log on or gain access to a PC, network or other secure system, site or application.

A secret that a claimant memorizes and uses to authenticate his or her identity. Passwords are typically character strings.

1. [A] Protected/private alphanumeric string used to authenticate an identity or to authorize access to data. [INFOSEC-99] 2. In data communications, a word, character, or combination thereof, that permits access to otherwise inaccessible data, information, or facilities. 3. A character string used for authentication [CESG]. 4. Confidential authentication information, usually composed of a string of characters [7498-2]. 5. A private character string that is used to authenticate an identity [TCSEC] [POSIX.6].