Multi-CDN: A Critical Decision for a Resilient Architecture
Learn why Multi-CDN is a critical architecture for resilience & performance. Explore DNS, Layer 7, CDN chaining, and client-side steering with Fastly.
Staying Secure
All blog posts
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Multi-CDN: A Critical Decision for a Resilient Architecture
Learn why Multi-CDN is a critical architecture for resilience & performance. Explore DNS, Layer 7, CDN chaining, and client-side steering with Fastly.
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Your Fastly VCL deserves an IDE: bringing full VCL language support to Visual Studio Code
Editing Fastly VCL just levelled up. Discover the VS Code extension that adds navigation, refactors, inlay hints, and powerful developer tooling.
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Fast, Fresh, and Scalable: Ecommerce Delivery with Fastly on Google Cloud
Speed up ecommerce at scale. Learn how Fastly on Google Cloud delivers fresh, dynamic ecommerce content at global scale.
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Reliable Deployments for Large Kubernetes Fleet
Struggling to scale GitOps? Discover how Fastly moved beyond standard Kubernetes tools to build a custom ArgoCD orchestration layer for safe, global multi-cluster rollouts.
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From Signal to Ship: How Your Feedback Powers Our Platform
Fastly's Voice of the Customer program turns every customer signal into action. Learn how your feedback shapes our product roadmap, driving continuous improvement and new features.
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The Cloud Rent Keeps Going Up. Let’s Fix It.
Reduce cloud egress costs with smarter caching, Origin Shield, and real-time visibility. Learn how Fastly helps control infrastructure spend.
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Stopping Bad Bots Without Blocking the Good Ones
Keep trusted automation running while blocking malicious bots. Learn how precise WAF controls reduce false positives without weakening security.
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You own your availability: resilience in the age of third-party dependencies
When third-party services fail, your website — and revenue — can fail with them. Learn how to uncover hidden dependencies and use edge proxying to maintain uptime, performance, and control during outages.
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AI Agents on Fastly Compute: How it Works and What Makes it Secure
Learn how to run AI agents on Fastly Compute, leveraging the edge for low latency and WebAssembly sandboxes for enterprise-grade speed and security.
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Break Free from ESI Lock-in: Learn How to Migrate Today with Fastly
Migrate your legacy ESI to Fastly Compute. End vendor lock-in, run your ESI on a high-performance engine, and transition to a fully programmable edge.
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DDoS in December 2025
Learn how sophisticated Layer 7 and network DDoS attacks evolved in December 2025, including the year’s largest attack and mitigation strategies.
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Lightweight Latency Measurement with Server-Timing
Measure end-to-end request latency with Server-Timing. See how origin, Fastly Compute, and CDN delivery timings appear in browser dev tools.
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When Moments Can’t Be Rehearsed, Preparation Is the Only Advantage That Scales
When everything is live and unforgiving, preparation is the only advantage. Learn how Fastly and Jerry Rice approach peak performance under pressure.
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Streamlining User Experiences While Fighting Bots
Streamline user experiences and fight bots with Fastly's new embedded challenges for Bot Management.
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Building Resilient Applications with Layered Security
Fastly's new security packages make layered application security easier to buy, use, and grow. Protect your apps with predictable pricing.
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Beyond CRUD: Advanced Features of Fastly’s KV Store
Go beyond CRUD with Fastly’s KV Store. Use metadata, generation markers and TTL to build faster, safer edge applications.
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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.
