Cybersecurity Definitions

Search Definitions
  • W

    white hat hacker

    A white hat hacker -- or ethical hacker -- is an individual who uses hacking skills to identify security vulnerabilities in hardware, software or networks.

  • Wi-Fi Pineapple

    A Wi-Fi Pineapple is a wireless auditing platform from Hak5 that allows network security administrators to conduct penetration tests.

  • Windows Defender Exploit Guard

    Microsoft Windows Defender Exploit Guard is antimalware software that provides intrusion protection for Windows 10 OS users.

  • Wired Equivalent Privacy (WEP)

    Wired Equivalent Privacy (WEP) is a security protocol, specified in the IEEE Wireless Fidelity (Wi-Fi) standard, 802.11b.

  • WLAN Authentication and Privacy Infrastructure (WAPI)

    WLAN Authentication and Privacy Infrastructure (WAPI) is a wireless local area network security standard officially supported by the Chinese government.

  • X

    X.509 certificate

    An X.509 certificate is a digital certificate that uses the widely accepted international X.509 public key infrastructure (PKI) standard to verify that a public key belongs to the user, computer or service identity contained within the certificate.

  • Y

    YubiKey

    YubiKey is a security token that enables users to add a second authentication factor to online services from tier 1 vendor partners, including Google, Amazon, Microsoft and Salesforce.

  • Z

    What is the zero-trust security model?

    The zero-trust security model is a cybersecurity approach that denies access to an enterprise's digital resources by default and grants authenticated users and devices tailored, siloed access to only the applications, data, services and systems they need to do their jobs.

  • zero-day vulnerability

    A zero-day vulnerability is a security loophole in software, hardware or firmware that threat actors exploit before the vendors can identify and patch it.

  • Zoombombing

    Zoombombing is a type of cyber-harassment in which an unwanted and uninvited user or group of such users interrupts online meetings on the Zoom video conference app.

  • What is network detection and response (NDR)?

    Network detection and response (NDR) technology continuously scrutinizes network traffic to identify suspicious activity and potentially disrupt an attack.