• SYN flood (half open attack)

    SYN flooding is a method that the user of a hostile client program can use to conduct a denial-of-service (DoS) attack on a computer server.

  • digital certificate

    A digital certificate is an electronic "passport" that allows a person, computer or organization to exchange information securely over the Internet using the public key infrastructure (PKI). A digi...

  • COBIT

    COBIT  is a framework for developing, implementing, monitoring and improving information technology (IT) governance and management practices.

  • computer forensics (cyber forensics)

    Computer forensics is the application of investigation and analysis techniques to gather and preserve evidence from a particular computing device in a way that is suitable for presentation in a cou...

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  • Elk Cloner

    Elk Cloner was the first computer virus known to have spread in the wild. 

  • Quiz: Who Done IT? A Murder Mystery

    How to take the quiz: - After reading the question, click on the answer that you think is correct 

  • 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 difficul... 

  • 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.   

  • 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. 

  • false acceptance (type II error)

    False acceptance, also called a type II error, is a mistake occasionally made by biometric security systems. 

  • false rejection (type I error)

    False rejection, also called a type I error, is a mistake occasionally made by biometric security systems. 

  • fingerscanning (fingerprint scanning)

    Fingerscanning, also called fingerprint scanning, is the process of electronically obtaining and storing human fingerprints. 

  • two-factor authentication

    Two-factor authentication is a security process in which the user provides two means of identification, one of which is typically a physical token, such as a card, and the other of which is typically something memorized, such as a security code. 

  • security token (authentication token)

    A security token (sometimes called an authentication token) is a small hardware device that the owner carries to authorize access to a network service.