• June 04, 2007 04 Jun'07

    certificate authority (CA)

    A certificate authority (CA) is an authority in a network that issues and manages security credentials and public keys for message encryption.  Continue Reading

  • June 04, 2007 04 Jun'07

    cut-and-paste attack

    A cut-and-paste attack is an assault on the integrity of a security system in which the attacker substitutes a section of ciphertext (encrypted text) with a different section that looks like (but is not the same as) the one removed.  Continue Reading

  • June 04, 2007 04 Jun'07

    challenge-response system

    A challenge-response system is a program that replies to an e-mail message from an unknown sender by subjecting the sender to a test (called a CAPTCHA) designed to differentiate humans from automated senders.  Continue Reading

  • June 04, 2007 04 Jun'07

    Cyber Storm

    Cyber Storm is the name of a simulated attack exercise conducted by the U.S. Department of Homeland Security (DHS) February 6-10, 2006 to evaluate whether or not the country could withstand a real attack of similar magnitude...  Continue Reading

  • June 04, 2007 04 Jun'07


    A cracker is someone who breaks into someone else's computer system, often on a network; bypasses passwords or licenses in computer programs; or in other ways intentionally breaches computer security.  Continue Reading

  • June 04, 2007 04 Jun'07

    Automated Fingerprint Identification System (AFIS)

    The Automated Fingerprint Identification System (AFIS) is a biometric identification (ID) methodology that uses digital imaging technology to obtain, store, and analyze fingerprint data.  Continue Reading

  • June 04, 2007 04 Jun'07


    In the biometric process of fingerscanning, a bifurcation is a point in a finger image at which two ridges meet.  Continue Reading

  • June 04, 2007 04 Jun'07

    BioAPI Consortium

    The BioAPI Consortium is a group of over 90 organizations whose goal is to encourage and promote the growth of biometric technology by developing an industry-wide application programming interface (API.) The consortium's API defines how a software ...  Continue Reading

  • June 04, 2007 04 Jun'07

    AAA server (authentication, authorization, and accounting)

    An AAA server is a server program that handles user requests for access to computer resources and, for an enterprise, provides authentication, authorization, and accounting (AAA) services.  Continue Reading

  • June 04, 2007 04 Jun'07

    Do we need a federal breach notification law?

    There's been a lot of talk lately in security circles about the possibility of Congress passing a federal breach-notification bill, similar to the landmark California measure. Advocates of this ...  Continue Reading