Browse Definitions :
  • November 25, 2015 25 Nov'15

    dark infrastructure

    Dark infrastructure is undocumented but active software or services whose existence and function is unknown to system administrators -- despite the fact that it may be integral to the continued operation of documented infrastructure.  Continue Reading

  • November 25, 2015 25 Nov'15

    GPS coordinates

    GPS coordinates are a unique identifier of a precise geographic location on the earth, usually expressed in alphanumeric characters.  Continue Reading

  • November 24, 2015 24 Nov'15

    photonics

    Photonics is an area of study that involves the use of radiant energy (such as light), whose fundamental element is the photon.  Continue Reading

  • November 24, 2015 24 Nov'15

    photon

    In some ways, visible light behaves like a wave phenomenon, but in other respects it acts like a stream of high-speed, submicroscopic particles.  Continue Reading

  • November 23, 2015 23 Nov'15

    pseudonymity

    Pseudonymity is the near-anonymous state in which a user has a consistent identifier that is not their real name: a pseudonym. In pseudonymous systems, real identities are only available to site administrators.  Continue Reading

  • November 23, 2015 23 Nov'15

    pseudo-anonymity

    Pseudo-anonymity is the appearance – but not the reality--of anonymity online. Most often, pseudo-anonymity enables anonymous posting and commenting.  Continue Reading

  • November 20, 2015 20 Nov'15

    IR LED (infrared light-emitting diode)

    An IR LED (infrared light emitting diode) is a solid state lighting (SSL) device that emits light in the infrared range of the electromagnetic radiation spectrum.  Continue Reading

  • November 19, 2015 19 Nov'15

    Dyslexie

    Dyslexie is a font designed for greater readability to help people who have difficulty reading. The Dyslexie font features characters that are more distinct from each other, so that letters with similar shapes such as “b” and “d” are less likely to ...  Continue Reading

  • November 18, 2015 18 Nov'15

    telehealth

    Telehealth is the transmission of health-related services or information over the telecommunications infrastructure. The term covers both telemedicine, which includes remote patient monitoring, and non-clinical elements of the healthcare system, ...  Continue Reading

  • November 13, 2015 13 Nov'15

    saser (sound amplification by stimulated emission of radiation)

    The SASER is the sonic equivalent to the laser and is often referred to as a sound laser or acoustic laser. SASERs beam concentrated sound waves in the terahertz range.  Continue Reading

  • November 13, 2015 13 Nov'15

    structured data

    Structured data contrasts with unstructured and semi-structured data. The three can be considered to exist on a continuum, with unstructured data being the least formatted and structured data being the most formatted. Data is increasingly amenable ...  Continue Reading

  • November 13, 2015 13 Nov'15

    Anonymous

    Anonymous is a loosely organized hacktivist collective created to promote free speech, unimpeded access to information, and transparency in government and corporate activities.  Continue Reading

  • November 13, 2015 13 Nov'15

    Yik Yak

    Yik Yak is a mobile app that allows users to post messages anonymously; the app aggregates and presents the posts of users within a particular geographical radius as a streaming data feed.  Continue Reading

  • November 12, 2015 12 Nov'15

    threat intelligence service (TI service)

    A threat intelligence service (TI service) is a provider of information about current or emerging threats that could negatively impact the security of a customer’s organization.  Continue Reading

  • November 11, 2015 11 Nov'15

    page authority (Web page authority)

    Page authority, in search engine optimization (SEO), is the value a search engine assigns a Web page. The higher the value, the more likely the search engine will return a Web page early in search query results.  Continue Reading

  • November 09, 2015 09 Nov'15

    threat intelligence feed (TI feed)

    A threat intelligence feed is an ongoing stream of data related to potential or current threats to an organization’s security. Threat intelligence feeds are a type of data feed that provides users with constantly updated information about potential ...  Continue Reading

  • November 06, 2015 06 Nov'15

    data feed

    A data feed is an ongoing stream of structured data that provides users with updates of current information from one or more sources.  Continue Reading

  • November 05, 2015 05 Nov'15

    threat intelligence (cyber threat intelligence)

    Threat intelligence, also known as cyber threat intelligence (CTI), is organized, analyzed and refined information about current or potential attacks that could negatively affect an organization.  Continue Reading

  • November 05, 2015 05 Nov'15

    Alice and Bob

    Alice and Bob are commonly-used names for participants in security scenarios that involve cryptography. Alice represents Person A and Bob is a placeholder for Person B.  Continue Reading

  • November 04, 2015 04 Nov'15

    holding company

    A holding company is a business that exists for the purpose of owning other companies and typically does not produce goods or offer services other than through its subsidiaries.  Continue Reading

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SearchCompliance

  • Whistleblower Protection Act

    The Whistleblower Protection Act of 1989 is a law that protects federal government employees in the United States from ...

  • smart contract

    A smart contract, also known as a cryptocontract, is a computer program that directly controls the transfer of digital currencies...

  • risk map (risk heat map)

    A risk map, also known as a risk heat map, is a data visualization tool for communicating specific risks an organization faces. A...

SearchSecurity

  • certificate authority (CA)

    A certificate authority (CA) is a trusted entity that issues digital certificates, which are data files used to cryptographically...

  • hacktivism

    Hacktivism is the act of hacking, or breaking into a computer system, for a politically or socially motivated purpose.

  • advanced persistent threat (APT)

    An advanced persistent threat (APT) is a prolonged and targeted cyberattack in which an intruder gains access to a network and ...

SearchHealthIT

  • Cerner Corp.

    Cerner Corp. is a public company in North Kansas City, Mo., that provides various health information technologies, ranging from ...

  • clinical decision support system (CDSS)

    A clinical decision support system (CDSS) is an application that analyzes data to help healthcare providers make decisions and ...

  • Health IT (health information technology)

    Health IT (health information technology) is the area of IT involving the design, development, creation, use and maintenance of ...

SearchDisasterRecovery

  • tabletop exercise (TTX)

    A tabletop exercise (TTX) is a disaster preparedness activity that takes participants through the process of dealing with a ...

  • risk mitigation

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a data center.

  • ransomware recovery

    Ransomware recovery is the process of resuming options following a cyberattack that demands payment in exchange for unlocking ...

SearchStorage

  • SSD (solid-state drive)

    An SSD (solid-state drive) is a type of nonvolatile storage media that stores persistent data on solid-state flash memory.

  • file system

    In a computer, a file system -- sometimes written filesystem -- is the way in which files are named and where they are placed ...

  • storage virtualization

    Storage virtualization is the pooling of physical storage from multiple storage devices into what appears to be a single storage ...

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