June 2007

  • shadow password file

    In the Linux operating system, a shadow password file is a system file in which encryption user password are stored so that they aren't available to people who try to break into the system.

  • session replay

    Session replay is a scheme a cracker uses to masquerade as an authorized user on an interactive Web site... (Continued)

  • spam cocktail (or anti-spam cocktail)

    A spam cocktail (or anti-spam cocktail) is the use of several different technologies in combination to successfully identify and minimize spam. The use of multiple mechanisms increases the accuracy...

  • private key (secret key)

    In cryptography, a private or secret key is an encryption/decryption key known only to the party or parties that exchange secret messages.

  • RADIUS (Remote Authentication Dial-In User Service)

    Remote Authentication Dial-In User Service (RADIUS) is a client/server protocol and software that enables remote access servers to communicate with a central server to authenticate dial-in users an...

  • promiscuous mode

    In a network, promiscuous mode allows a network device to intercept and read each network packet that arrives in its entirety. This mode of operation is sometimes given to a network snoop server t...

  • public key certificate

    A public key certificate is a digitally signed document that serves to validate the sender's authorization and name.

  • salt

    In password protection, salt is a random string of data used to modify a password hash.

  • password

    A password is an unspaced sequence of characters used to determine that a computer user requesting access to a computer system is really that particular user.

  • NCSA

    NCSA at the University of Illinois in Urbana, Illinois is the home of the first Web browser that had a graphical user interface.

  • passphrase

    A passphrase is a string of characters longer than the usual password (which is typically from four to 16 characters long) that is used in creating a digital signature (an encoded signature that pr...

  • Joe job

    A Joe job is an e-mail spoofing exploit in which someone sends out huge volumes of spam that appear to be from someone other than the actual source.

  • masquerade

    In general, a masquerade is a disguise.

  • mail bomb

    A mail bomb is the sending of a massive amount of e-mail to a specific person or system.

  • logon (or login)

    In general computer usage, logon is the procedure used to get access to an operating system or application, usually in a remote computer.

  • Kerberos

    Kerberos is a secure method for authenticating a request for a service in a computer network.

  • munging

    Munging is the deliberate alteration of an e-mail address on a Web page to hide the address from spambot programs that scour the Internet for e-mail addresses.

  • live capture

    Live capture is the act or method of gathering biometric data from an individual while the individual is physically present.

  • graphical password or graphical user authentication (GUA)

    A graphical password is an authentication system that works by having the user select from images, in a specific order, presented in a graphical user interface (GUI).

  • federated identity management (FIM)

    Federated Identity Management (FIM) is an arrangement that can be made among multiple enterprises that lets subscribers use the same identification data to obtain access to the networks of all ente...