All blog posts
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CDN vs Caching: What is the Difference?
CDN and caching can get confused for one another. Learn the differences between CDN and caching to help decide what you should use for optimal web performance.
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Credential Stuffing Attacks Vs. Brute Force Attacks - What is the difference?
Learn the difference between credential stuffing and brute force attacks, how each works, and best practices to prevent account takeover and unauthorized access.
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Core Web Vitals: Improve Your Website Speed | Fastly
Understand Core Web Vitals, how Google measures page experience, and how a modern CDN improves LCP, INP, CLS, and site performance.
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From AI Crawlers to Headless Bots: How Automated Traffic is Changing the Web
Bots now drive nearly a third of web traffic. Learn how AI crawlers and headless bots are reshaping security, performance, and business decisions.
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Inside Fastly’s 2025 Internship Program: Projects, Impact & Culture
Discover the projects, impact, and culture of Fastly's 2025 Internship Program, recently ranked #1 by Vault. Meet the next generation of engineers.
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IDC Study Reveals 3X Gains from Modern AppSec Programs
An IDC study reveals that modern AppSec programs achieve 3X better business outcomes and are almost 2X less likely to experience a data breach.
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Smarter Data Migration: Move Less, Save More with Fastly
Move only the active data you need with Fastly's On-Demand Migration for Object Storage. Cut expensive egress fees & simplify management with the new UI.
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An Indispensable Pillar of Resilience - The Human
The human operator is the ultimate pillar of resilience. Learn how Fastly empowers engineers to handle novel failures, drive systemic learning, and achieve antifragility.
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4 Recommendations to Maximize Savings and Performance with Fastly’s CDN
Boost website speed and save on egress costs with Fastly's CDN. Learn to maximize cache efficiency, reduce origin traffic, and unlock 189% ROI.
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Essential Checklist: Get Ready for Peak Traffic Season with Fastly
Stop holiday traffic outages! Learn best practices to optimize your website for peak performance, security, and sales this Black Friday season.
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React2Shell Continued: What to know and do about the 2 latest CVEs
In the wake of the critical severity React2Shell CVEs, two new CVEs exploiting similar Next.js and React components were announced on December 11. Learn more about these new CVEs.
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The Sleep Test: How Embracing Chaos Unlocks API Resilience
Learn how Fastly's API Discovery and new Inventory feature unlock API resilience for platform engineers by embracing chaos and strategic, thoughtful planning.
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Upgrading Visibility for Compute with Domain Inspector
Fastly's Domain Inspector now supports Compute. Get robust domain-level observability, real-time traffic visibility, and faster troubleshooting at the edge.
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DDoS in November
DDoS attackers were largely absent on Black Friday 2025. Fastly’s latest report reveals why, and what the shifting attack patterns mean for your apps and APIs.
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How React2Shell is evolving: Industries and regions targeted
Fastly is seeing sustained React2Shell attacks across all industries and regions. Learn what’s happening and the critical steps enterprises should take to patch vulnerable apps.
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Black Friday is Dead, Long Live Black Friday: Cyber 5 Traffic Insights
Black Friday isn’t the traffic spike it used to be. Fastly’s data shows holiday demand now stretches across all of November. Here’s what Cyber 5 2025 really looked like.
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Unparalleled Performance: Bring Your C++ Logic to the Edge
Bring your C++ logic to the edge with the Beta Fastly Compute SDK. Achieve unparalleled, near-native performance, low-latency, and enhanced security via WebAssembly (Wasm).
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Fastly’s Proactive Protection for React2Shell, Critical React RCE CVE-2025-55182 and CVE-2025-66478
Protect your apps from the critical React RCE bugs (CVE-2025-55182/66478). Fastly's NGWAF Virtual Patch provides proactive defense.
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Deploy for Performance: Fastly’s Principles of Infrastructure Diversity and Soft Control
Discover Fastly's core resilience principles: Infrastructure Diversity prevents outages, and Soft Influence optimizes traffic for peak performance.
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CAPTCHAs Are Costing Retailers Customers — Heavy AI Users Are the First to Walk Away
Our original survey of 881 online shoppers shows CAPTCHAs are quietly killing conversions especially among heavy AI users.
