Networking & Content Delivery
Category: Amazon CloudFront
CORS configuration through Amazon CloudFront
Cross-origin resource sharing (CORS) is a security feature implemented by web browsers that controls which web pages or web applications are allowed to make requests to a different domain or origin. In other words, CORS is a mechanism that prevents a web page hosted on one domain from making requests for resources from a different […]
Implementing granular cost analysis for multi-tenant CloudFront distributions
Note: This post references the use of multi-tenant or shared distributions, which has recently released more formalized support through SaaS Manager for CloudFront. Check out the latest blog to see how multiple domain delivery can leverage SaaS Manager. Amazon CloudFront is the AWS native Content Delivery Network (CDN) that reduces latency, improves availability, and secures […]
Scale your SaaS application at the edge with the new Amazon CloudFront SaaS Manager
From startups to enterprises, thousands of software as a service (SaaS) solutions harness the power of Amazon CloudFront to secure, scale, and accelerate their applications globally. Building on over 16 years of innovation, we are introducing Amazon CloudFront SaaS Manager, a long-awaited capability for CloudFront customers. CloudFront SaaS Manager revolutionizes how platform providers manage multi-domain […]
How Glovo is protecting their public APIs with a combination of AWS Edge Services
Modern applications often rely on public APIs to exchange information between trusted clients (such as mobile applications or web browsers) and services. Using a combination of Amazon Web Services (AWS) Edge Services (AWS WAF, AWS Shield Advanced, and Amazon CloudFront) allow Glovo to share how they protect their public-facing APIs from a variety of external […]
Enhance your Security Posture and Reduce False Positives using Client JA3 Fingerprint and HTTP Header Order
Information security practitioners use internet protocol (IP) address-based security controls such as block lists and rate-based rules to block malicious traffic. However, blocking malicious traffic solely based on an IP address can unintentionally block legitimate users, resulting in false positives. This is because many users share an IP address behind a network address translation (NAT) […]
Demystifying AWS Data Transfer services to build secure and reliable applications
For cloud users, evaluating data transfer services can be complex, especially when the internal engineering that manages security and delivers high availability and low latency is often abstracted. We are starting a series of posts intended to demystify AWS Data Transfer services and to clarify exactly what Amazon Web Services (AWS) users get when they […]
Estimate AWS networking costs with a self-hosted calculator
Amazon Web Services (AWS) offers a wide choice of networking services. While these services enable AWS to meet more customer needs around networking, that variety increases the number of available options to consider in making architectural decisions when designing AWS and hybrid networking infrastructure. Cost is one of the main factors that drive architectural decisions […]
Secure and accelerate your WordPress CMS with Amazon CloudFront, AWS WAF, and edge functions
Application owners often rely on content management systems (CMS) to publish and manage content on their websites. WordPress is the world’s most popular content management system. Originally launched as a blogging platform back in 2003, WordPress now powers 43% of all websites and controls a massive 64.3% of the known CMS market. The purpose of this […]
How to identify website performance bottlenecks by measuring time to first byte latency and using Server-Timing header
While website performance issues are a common occurrence, pinpointing their root causes can be a challenging task. In this post, you will learn how to simplify the performance troubleshooting process by unlocking the potential of the Server-Timing header. This header allows backend components to communicate timing metrics and other insights relevant to performance monitoring in […]
Tenant routing strategies for SaaS applications on AWS
[Update on May 7th 2025] Amazon CloudFront SaaS Manager introduces a new type of distribution called a multi-tenant distribution. A key challenge for SaaS providers is designing secure, scalable tenant routing mechanisms to identify tenants and route requests to appropriate resources. Effective tenant routing ensures isolation, scalability, and security. This post explores strategies for routing […]