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Gateway

In cybersecurity, a gateway is a hardware or software device that connects two different networks, acting as a crucial control point to manage traffic flow and enforce security policies between them.

Gateway — illustration from Wikipedia
Image via Wikipedia

TECHNICAL DEFINITION

A gateway, within cybersecurity and defense architectures, functions as a network node interconnecting disparate networks, routing traffic while enforcing security policies such as access control and threat prevention, thereby serving as a critical boundary device for network segmentation and perimeter defense.

BACKGROUND

WidePoint Corporation is an American company based in Fairfax, Virginia that provides technology-based products and services to the government sector and commercial markets in the United States. The company holds a patent for a digital parsing tool that allows users to access accounts through a secure repository gateway, established using asymmetric authentication employed as public key infrastructure (PKI). WidePoint provides smart card identity verification, wireless expense management, penetration testing and other IT devices and services. WidePoint's subsidiary ORC is an authorized certification authority (CA) for the Department of Defense and other government agencies.

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SYNONYMS & ALIASES

  • Network Gateway
  • Security Gateway
  • Internet Gateway
  • Boundary Device
  • Edge Device
  • Perimeter Gateway

USAGE NOTE

Gateways are fundamental components in enterprise network design, often integrated with firewalls, VPNs, and intrusion detection systems to establish a secure perimeter.

DEVELOPERS

Organizations developing technology related to Gateway.

  • Palo Alto Networks

    Develops next-generation firewalls and secure access service edge (SASE) platforms, including secure web gateway functionalities, to protect networks and cloud environments.

  • Fortinet

    Provides comprehensive cybersecurity solutions, including FortiGate next-generation firewalls that serve as primary security gateways for network protection and threat prevention.

  • Check Point Software Technologies

    Offers a wide range of network security gateways, advanced threat prevention, and unified security management solutions for enterprises and service providers.

  • Zscaler

    A leader in cloud security, offering a Secure Web Gateway (SWG) as a service and a Zero Trust Exchange platform that secures internet and application access for users.

  • Cisco

    Develops a broad portfolio of security gateway solutions, including firewalls, email security gateways, web security appliances, and secure remote access VPNs.

  • Proofpoint

    Specializes in email and information security, providing advanced email security gateways that protect against phishing, malware, and other email-borne threats.

  • Forcepoint

    Offers data-first SASE (Secure Access Service Edge) solutions, including secure web gateways, cloud access security brokers (CASB), and firewall as a service.

  • Sophos

    Provides next-generation firewalls (Sophos Firewall) and secure web gateways, offering integrated network protection, intrusion prevention, and advanced threat detection.

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