WOW.com Web Search

A user is a person who utilizes a computer or network service. A user often has a user account and is identified to the system by a username (or user name ). Other terms for username include login name, screenname (or screen name ), account name, nickname (or nick) and handle, which is derived from the identical citizens band radio term.

Visit the online learning community for classes ranging from cooking, wellness and travel, to tech, arts, finance and more. AOL questions? Get 24x7 live expert help with all of your AOL needs from email and passwords, technical questions, mobile email and more. Upgrade your account by calling 1-800-358-4860.

The UID, along with the group identifier (GID) and other access control criteria, is used to determine which system resources a user can access. The password file maps textual user names to UIDs. UIDs are stored in the inodes of the Unix file system, running processes, tar archives, and the now-obsolete Network Information Service.

Social login allows a user to use existing user credentials from a social networking service to sign in to or create an account on a new website. When access is no longer needed, the user can log out, log off, sign out or sign off . Procedure Finger print login, a recent banking security application

Authentication (from Greek: αὐθεντικός authentikos, "real, genuine", from αὐθέντης authentes, "author") is the act of proving an assertion, such as the identity of a computer system user. In contrast with identification, the act of indicating a person or thing's identity, authentication is the process of verifying that identity. [1]