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  1. What is an API Gateway and Why is it Useful? - freeCodeCamp.org

    Dec 11, 2023 · The API gateway acts as the middle-man between clients and the many services they may need to access. It handles request validation, authentication and authorisation, rate …

  2. What is Amazon API Gateway? - Amazon API Gateway

    API Gateway acts as a "front door" for applications to access data, business logic, or functionality from your backend services, such as workloads running on Amazon Elastic Compute Cloud …

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  3. What is API Gateway? - GeeksforGeeks

    Oct 15, 2025 · An API Gateway is a key component in system design, particularly in microservices architectures and modern web applications. It serves as a centralized entry …

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  4. What is an API gateway? - IBM

    API gateway, defined An API gateway is a software layer that presents a single entry point for clients (such as web or mobile applications) to access multiple backend services, while …

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  5. What Is an API Gateway? - Palo Alto Networks

    An API gateway is a server that acts as an intermediary between clients and microservices in a distributed software architecture, often within a cloud environment.

  6. API Gateway Explained: Secure & Scale Your APIs

    5 days ago · The API gateway acts as a commercialization engine, providing the necessary controls and insights to transform APIs from mere technical interfaces into revenue-generating …

  7. How Does an API Gateway Work? (13 Core Functions Explained)

    An API Gateway acts as the central entry point for all client requests in a microservices architecture. Below is a deep dive into its core functionalities, along with practical commands …

  8. What Is an API Gateway? A Quick Learn Guide | F5

    An API gateway accepts API requests from a client, processes them based on defined policies, directs them to the appropriate services, and combines the responses for a simplified user …

  9. What Is an API Gateway? Core Concepts & Benefits - api7.ai

    Feb 6, 2025 · An API gateway is a reverse proxy that routes client requests to appropriate backend services. It acts as a single entry point for API traffic, handling tasks such as …

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  10. What Is API Gateway | Definition, Examples & Tools

    Jul 18, 2025 · In today’s digital-first world, businesses rely on secure, scalable interfaces—and API gateways are the front line. This guide dives into what is API gateway, its role in cloud …

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