Understanding Azure Front Door (Features, Architecture and Uses)

Understanding Azure Front Door (Features, Architecture and Uses)

31 May 2024
5 min read
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Azure Front Door

When you create a web application with Azure, don't you also want it to be fast and secure? Of course, everybody wants that everything should run efficiently while data remains secure. It can be possible with Azure Front Door. It is like a gateway to your application which keeps them safe and secure.

This Azure Tutorial will take you into the details of Azure Front Door in detail, its Features and Benefits, Azure Front Door vs CDN, etc. To learn about various other topics of Azure, enroll in our Azure Certification Training right now!

Read More: Top 50 Azure Interview Questions and Answers

What is Azure Front Door?

Azure Front Door is one of the Microsoft Azure cloud services that delivers your web applications rapidly and saves them from outside attackers.

4 Core Capabilities of Azure Front Door

Let's discuss some of the core capabilities of Azure Front Door as follows:

1. Dynamic Site Acceleration (DSA)

Dynamic Site Acceleration (DSA) enhances the quick delivery of content to fulfill your web applications, making your site quickly reachable to all who are accessing.

2. Web Application Firewall (WAF) Integration

To shield your software applications against destructive software such as SQL injection and cross-site scripting, the Azure Front Door offers you a Web Application Firewall (WAF). The WAF monitors and filters traffic to block these attacks.

3. DDoS Protection

Azure Front Door offers protection against Distributed Denial of Service (DDoS) attacks. These attacks can flood your application with traffic, but Azure Front Door helps absorb and mitigate them, ensuring your application remains available.

4. Private Link Integration

Private Link integration allows you to access your backend services securely over a private network. This reduces exposure to the public internet, enhancing your data and service security.

Features Supported by Azure Front Door

The various features supported by Azure front door are:

1. Health Monitoring and Failover

It continuously monitors the health of your backend services. If a service fails, it automatically redirects traffic to a healthy instance, ensuring your application stays available.

2. SSL/TLS Termination and Management

It simplifies the management of SSL/TLS certificates, which secure data sent between users and your application. It handles encryption and decryption, ensuring secure connections.

3. Caching Strategies

Azure Front Door supports caching, which stores copies of your content closer to users. This reduces load times for your web pages, improving user experience.

4. Bot Management

It includes bot management features that help identify and block harmful bots while allowing legitimate traffic through. This protects your application from automated attacks.

Read More: Azure Roadmap to Become Azure Developer

Azure Front Door Architecture

Azure Front Door Architecture

To bring your content nearer to users, Azure Front Door employs the global edge locations network of Microsoft. Routing rules, backend pools, health probes, and security policies are some of its components, which work in unison for quick and safe access to your applications.

How Does Azure Front Door Work?

Once your application is requested by a user, Azure Front Door processes and directs the user to the backend service closest and fastest. This results in faster and more reliable operation of your application while still reducing latency Security features like WAF and DDoS protection keep your application safe.

Benefits of Using Azure Front Door

Using Azure Front Door offers many benefits, including:

  • Improved Performance- Faster content delivery through a global network.
  • Enhanced Security- Protection against common web threats and DDoS attacks.
  • Scalability- Ability to handle large amounts of traffic.
  • High Availability- Automatic failover to healthy backend services.

When Is Azure Front Door Used?

Azure Front Door is useful in many scenarios, such as:

  • Global Web Applications- To provide a fast and consistent user experience worldwide.
  • E-commerce Sites- To ensure secure and speedy transactions.
  • APIs- To deliver low-latency access and protect endpoints.
  • Multi-region Deployments- To maintain high availability and disaster recovery.

Azure Front Door Vs Azure CDN

Azure Front DoorAzure CDN
Azure Front Door offers more advanced features like dynamic site acceleration, load balancing, and security.Azure CDN focuses on delivering static content like images and videos.
It is more secure with Web Application Firewall, built-in features, SSL, etc.It has only basic security features like DDoS and SSL.
It is suitable for applications needing advanced capabilities.It is suitable for delivering large amounts of static content efficiently.
It can be a bit complex as compared to Azure CDN.It is more simple.


We have discovered in this article the importance of understanding Azure front door, a robust service for secure and fast delivery of web applications. If you desire more insights on these matters, you may consider registering with us for an Azure Certification Course which will provide you with all necessary information on Microsoft Azure.


Q1. What is Microsoft Azure front door?

Microsoft Azure Front Door is a modern cloud Content Delivery Network that provides a way to secure and fast applications.

Q2. What is the difference between Azure gateway and front door?

Azure front door is a global entry point that works of distributed applications while Azure gateway is a regional load balancer that works within a specific region.

Q3. What is Azure Front Door vs CDN?

While both improve content delivery, Azure Front Door is used for more complex and dynamic web applications, and Azure CDN focuses on static content like images and videos.

Q4. Who uses Azure Front Door?

Azure Front Door is used by big companies and sites that are looking to improve the performance, security, and reliability of their web applications.

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About Author
Shailendra Chauhan (Microsoft MVP, Founder & CEO at Scholarhat by DotNetTricks)

Shailendra Chauhan is the Founder and CEO at ScholarHat by DotNetTricks which is a brand when it comes to e-Learning. He provides training and consultation over an array of technologies like Cloud, .NET, Angular, React, Node, Microservices, Containers and Mobile Apps development. He has been awarded Microsoft MVP 8th time in a row (2016-2023). He has changed many lives with his writings and unique training programs. He has a number of most sought-after books to his name which has helped job aspirants in cracking tough interviews with ease.
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