Network threat detection Definitions

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  • C

    CISO (chief information security officer)

    The CISO (chief information security officer) is a senior-level executive responsible for developing and implementing an information security program, which includes procedures and policies designed to protect enterprise communications, systems and assets from both internal and external threats.

  • I

    Indicators of Compromise (IOC)

    Indicators of compromise are unusual activities on a system or network that imply the presence of a malicious actor.

  • information security (infosec)

    Information security (infosec) is a set of strategies for managing the processes, tools and policies necessary to prevent, detect, document and counter threats to digital and non-digital information.

  • intrusion prevention

    Intrusion prevention is a preemptive approach to network security used to identify potential threats and respond to them swiftly.

  • N

    network behavior anomaly detection (NBAD)

    Network behavior anomaly detection (NBAD) is the continuous monitoring of a proprietary network for unusual events or extraordinary trends.

  • nonce (number used once or number once)

    A nonce, in information technology, is a number generated for a specific use, such as session authentication.

  • S

    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 organization’s information technology (IT) security. 

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