• 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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  • Encrypting File System (EFS)

    The Encrypting File System (EFS) is a feature of the Windows 2000 operating system that lets any file or folder be stored in encrypted form and decrypted only by an individual user and an authorized recovery agent. 

  • data key

    In cryptography, a data key is a key (a variable value that is applied to a string or block of text to encrypt or decrypt it) that is used to encrypt or decrypt data only and is not used to encrypt or decrypt other keys, as some encryption formulas c... 

  • anonymous email

    Anonymous e-mail is e-mail that has been directed to a recipient through a third-party server that does not identify the originator of the message. 

  • cipher

    A cipher (pronounced SAI-fuhr) is any method of encrypting text (concealing its readability and meaning). 

  • cloaking

    Cloaking is the masking of the sender's name and address in an e-mail note or distribution. 

  • 5 terms you need to know before you employ VoIP

    Learn five important terms every organization should understand before deploying Voice over IP (VoIP) telephony. 

  • capture

    Capture is the process or means of obtaining and storing external data, particularly images or sounds, for use at a later time. 

  • Rijndael

    Rijndael (pronounced rain-dahl) is the algorithm that has been selected by the U.S. National Institute of Standards and Technology (NIST) as the candidate for the Advanced Encryption Standard (AES). 

  • directory traversal

    Directory traversal is a form of HTTP exploit in which a hacker uses the software on a Web server to access data in a directory other than the server's root directory... (Continued) 

  • Cisco Certified Security Professional (CCSP)

    A Cisco Certified Security Professional (CCSP) is an IT (Information Technology) professional who has received formal training from Cisco Systems in network-related security hardware, software and management... (Continued)