• September 21, 2005 21 Sep'05

    P versus NP (polynomial versus nondeterministic polynomial)

    P versus NP (polynomial versus nondeterministic polynomial) refers to a theoretical question presented in 1971 by Leonid Levin and Stephen Cook, concerning mathematical problems that are easy to solve (P type) as opposed to problems that are ...  Continue Reading

  • September 21, 2005 21 Sep'05

    blended threat

    A blended threat is an exploit that combines elements of multiple types of malware and perhaps takes multiple attack vectors to increase the severity of damage and the speed of contagion.    Continue Reading

  • September 21, 2005 21 Sep'05

    Chameleon Card

    The Chameleon Card is a programmable card in development at Chameleon Network that can represent each of the owner's credit, debit, and customer cards as required, making it unnecessary to carry all of the aforementioned.  Continue Reading

  • September 21, 2005 21 Sep'05

    trusted computing base (TCB)

    The trusted computing base (TCB) is everything in a computing system that provides a secure environment.  Continue Reading

  • September 21, 2005 21 Sep'05

    Klez

    Klez (pronounced KLEHZ) is an Internet worm that launches automatically when a user previews or reads an e-mail message containing Klez on a system that has not been patched for a vulnerability in Microsoft Internet Explorer mail clients.  Continue Reading

  • September 21, 2005 21 Sep'05

    deniable encryption

    Deniable encryption is a type of cryptography that allows an encrypted text to be decrypted in two or more ways, depending on which decryption key is used.  Continue Reading

  • September 21, 2005 21 Sep'05

    Nimda

    First appearing on September 18, 2001, Nimda is a computer virus that caused traffic slowdowns as it rippled across the Internet, spreading through four different methods, infecting computers containing Microsoft's Web server, Internet Information ...  Continue Reading

  • September 21, 2005 21 Sep'05

    CRAM (challenge-response authentication mechanism)

    CRAM (challenge-response authentication mechanism) is the two-level scheme for authenticating network users that is used as part of the Web's Hypertext Transfer Protocol (HTTP).  Continue Reading

  • September 21, 2005 21 Sep'05

    network forensics

    Network forensics is the capture, recording, and analysis of network events in order to discover the source of security attacks or other problem incidents.  Continue Reading

  • September 21, 2005 21 Sep'05

    Palladium

    Palladium is a plan from Intel, AMD, and Microsoft to build security into personal computers and servers at the microprocessor level.  Continue Reading

  • September 21, 2005 21 Sep'05

    Information Awareness Office (IAO)

    Created in response to the terrorist attack of September 11, 2001, the Information Awareness Office (IAO) is a branch of the United States Defense Advanced Research Agency (DARPA) that aims to gather massive amounts of intelligence through ...  Continue Reading

  • September 21, 2005 21 Sep'05

    cryptographic checksum

    A cryptographic checksum is a mathematical value (called a checksum) that is assigned to a file and used to "test" the file at a later date to verify that the data contained in the file has not been maliciously changed.  Continue Reading

  • September 21, 2005 21 Sep'05

    lawful interception (LI)

    Lawful interception (LI) is the legally sanctioned official access to private communications, such as telephone calls or e-mail messages.  Continue Reading

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