// THREAT DETECTION AND DATA PRIVACY TERM

NIDS

A Network Intrusion Detection System (NIDS) is a security tool that watches all incoming and outgoing network traffic for any signs of malicious activity or breaches of security policies, alerting administrators when a potential threat is found.

NIDS — illustration from Wikipedia
Image via Wikipedia

TECHNICAL DEFINITION

A Network Intrusion Detection System (NIDS) is a cybersecurity solution deployed at strategic network points to continuously monitor inbound and outbound network traffic for anomalous behavior, known attack signatures, or policy violations, generating alerts for security analysts upon detection of potential network intrusions or threats to network security.

BACKGROUND

The Japan Self-Defense Forces are the military forces of Japan. The JSDF comprises the Japan Ground Self-Defense Force, the Japan Maritime Self-Defense Force, and the Japan Air Self-Defense Force. They are controlled by the Ministry of Defense with the Prime Minister as commander-in-chief.

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SYNONYMS & ALIASES

  • Network IDS
  • Intrusion Detection System
  • Packet Sniffer
  • Traffic Monitor
  • Threat Detector
  • Network Monitor

USAGE NOTE

NIDS primarily focuses on detection and alerting, requiring human or automated response actions, and is often complemented by NIPS for automated threat blocking.

DEVELOPERS

Organizations developing technology related to NIDS.

  • Cisco Systems

    A global leader in networking hardware, telecommunications equipment, and other high-technology services and products, offering various network intrusion detection and prevention systems (NIDS/NIPS) as part of their security portfolio.

  • Palo Alto Networks

    A prominent cybersecurity company known for its next-generation firewalls which integrate advanced threat prevention, including NIDS capabilities, to detect and block sophisticated cyber threats.

  • Fortinet

    Provides comprehensive, integrated, and automated cybersecurity solutions, including NIDS/NIPS functionalities within its FortiGate firewalls and other security platforms, designed to protect networks from intrusions.

  • Sophos

    A security software and hardware company specializing in endpoint and network security, offering solutions that include NIDS features for detecting malicious activity and policy violations on the network.

  • Check Point Software Technologies

    An international provider of software and combined hardware and software products for IT security, offering a range of NIDS capabilities as part of its network security gateways and threat prevention solutions.

  • Cisco Talos (Snort)

    Cisco Talos, one of the largest commercial threat intelligence teams in the world, develops and maintains Snort, a widely used open-source network intrusion detection system capable of performing real-time traffic analysis and packet logging.

  • Open Information Security Foundation (OISF - Suricata)

    The OISF is a non-profit organization that develops and supports Suricata, a robust, open-source network intrusion detection and prevention system (NIDS/NIPS) and network security monitoring engine.

  • Trellix

    Formed from the merger of McAfee Enterprise and FireEye, Trellix offers extended detection and response (XDR) solutions, which include network detection and response (NDR) capabilities leveraging NIDS-like technology.

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