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Security

This cyber security glossary explains the meaning of terms about different types of computer security threats as well as words about application security, access control, network intrusion detection, security awareness training and computer forensics.

Application security

Terms related to application security, including procedural definitions for preventing software vulnerabilities and words and phrases about secure code development.

  • polymorphic virus

    A polymorphic virus is a harmful, destructive or intrusive type of malware that can change or 'morph,' making it difficult to detect with antimalware programs.

  • personal health record (PHR)

    A personal health record (PHR) is a collection of health-related information that is documented and maintained by the individual it pertains to.

  • data breach

    A data breach is a confirmed incident in which sensitive, confidential or otherwise protected data has been accessed and/or disclosed in an unauthorized fashion.

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Authentication

Terms related to authentication, including security definitions about passwords and words and phrases about proving identity.

  • facial recognition

    Facial recognition (or face recognition) is a type of biometric software application that can identify a specific individual in a digital image by analyzing and comparing patterns.

  • Active Directory Federation Services (AD FS)

    Active Directory Federation Services (AD FS) is a feature of the Windows Server operating system (OS) that extends end users' single sign-on (SSO) access to applications and systems outside the corporate firewall.

  • session replay script

    A session replay script is a program that enables the recording of website users’ keystrokes, clicks, mouse movements and scrolling behavior, along with the full contents of the pages they visit, and sends them to third-party servers.

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Malware

Terms related to malware, including definitions about viruses and Trojans and other words and phrases about malicious software.

  • Stuxnet

    The Stuxnet worm is a rootkit exploit that targets supervisory control and data acquisition (SCADA) systems.

  • polymorphic virus

    A polymorphic virus is a harmful, destructive or intrusive type of malware that can change or 'morph,' making it difficult to detect with antimalware programs.

  • antimalware (anti-malware)

    Antimalware (anti-malware) is a type of software program designed to prevent, detect and remove malicious software (malware) on IT systems, as well as individual computing devices.

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Network security

Terms related to network security, including definitions about intrusion prevention and words and phrases about VPNs and firewalls.

  • intrusion detection system (IDS)

    An intrusion detection system (IDS) is a system that monitors network traffic for suspicious activity and issues alerts when such activity is discovered.

  • facial recognition

    Facial recognition (or face recognition) is a type of biometric software application that can identify a specific individual in a digital image by analyzing and comparing patterns.

  • Stuxnet

    The Stuxnet worm is a rootkit exploit that targets supervisory control and data acquisition (SCADA) systems.

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Security threats and countermeasures

Terms related to security threats, including definitions about anti-virus programs or firewalls and words and phrases about malware, viruses, Trojans and other security attacks.

  • intrusion detection system (IDS)

    An intrusion detection system (IDS) is a system that monitors network traffic for suspicious activity and issues alerts when such activity is discovered.

  • consumer privacy (customer privacy)

    Consumer privacy, also known as customer privacy, involves the handling and protection of sensitive personal information that individuals provide in the course of everyday transactions.

  • Stuxnet

    The Stuxnet worm is a rootkit exploit that targets supervisory control and data acquisition (SCADA) systems.

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Spyware

Terms related to spyware, including definitions about malware and words and phrases about online advertising, adware and online privacy.

  • principle of least privilege (POLP)

    The principle of least privilege (POLP), an important concept in computer security, is the practice of limiting access rights for users to the bare minimum permissions they need to perform their work.

  • microphone hacking

    Microphone hacking is the unauthorized interception of audio data captured through the microphone on a computer, smartphone or other device.

  • encryption

    In computing, encryption is the method by which plaintext or any other type of data is converted from a readable form to an encoded version that can only be decoded by another entity if they have access to a decryption key.

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SearchCompliance

  • internal audit (IA)

    An internal audit (IA) is an organizational initiative to monitor and analyze its own business operations in order to determine ...

  • pure risk (absolute risk)

    Pure risk, also called absolute risk, is a category of threat that is beyond human control and has only one possible outcome if ...

  • risk assessment

    Risk assessment is the identification of hazards that could negatively impact an organization's ability to conduct business.

SearchSecurity

  • security information and event management (SIEM)

    Security information and event management (SIEM) is an approach to security management that seeks to provide a holistic view of ...

  • polymorphic virus

    A polymorphic virus is a harmful, destructive or intrusive type of malware that can change or 'morph,' making it difficult to ...

  • cyberterrorism

    According to the U.S. Federal Bureau of Investigation, cyberterrorism is any 'premeditated, politically motivated attack against ...

SearchHealthIT

  • accountable care organization (ACO)

    An accountable care organization (ACO) is an association of hospitals, healthcare providers and insurers in which all parties ...

  • patient engagement

    Patient engagement is an ideal healthcare situation in which people are well-informed about -- and motivated to be involved -- in...

  • personal health record (PHR)

    A personal health record (PHR) is a collection of health-related information that is documented and maintained by the individual ...

SearchDisasterRecovery

  • business continuity and disaster recovery (BCDR)

    Business continuity and disaster recovery (BCDR) are closely related practices that describe an organization's preparation for ...

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

SearchStorage

SearchSolidStateStorage

  • hybrid hard disk drive (HDD)

    A hybrid hard disk drive is an electromechanical spinning hard disk that contains some amount of NAND Flash memory.

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