K - Definitions

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  • K

    key fob

    A key fob is a small, programmable device that provides access to a physical object.

  • keylogger (keystroke logger or system monitor)

    A keylogger, sometimes called a keystroke logger, is a type of surveillance technology used to monitor and record each keystroke on a specific device, such as a computer or smartphone.

  • knowledge-based authentication

    Knowledge-based authentication (KBA) is an authentication method in which users are asked to answer at least one secret question.

  • What is Kerberos and how does it work?

    Kerberos is a protocol for authenticating service requests between trusted hosts across an untrusted network, such as the internet.