Prestazioni
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How to Tame Varnish Memory Usage Safely
How Fastly turned a shelved Varnish idea into 25% fewer memory writes and real system-wide gains.
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A Smarter ACME Challenge for a Multi-CDN World
Optimize your multi-CDN setup with Fastly's new dns-account-01 ACME challenge. Eliminate label collisions and enhance certificate management.
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Request Collapsing Demystified
Boost website performance with request collapsing! Learn how it improves efficiency, reduces origin load, and optimizes caching for a snappy user experience.
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4 Tips for Developers for Using Fastly’s Sustainability Dashboard
Track the real-world emissions of your Fastly workloads. This blog shares practical tips on using the Sustainability dashboard for greener, faster code.
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Trust at Scale with Fastly Image Optimizer and C2PA
Fastly Image Optimizer now supports C2PA, enabling verifiable content authenticity. Combat misinformation and build trust with secure image provenance at scale.
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Unlock Faster Web Performance: The Data Behind Fastly's Edge Over Akamai
Discover why migrating from Akamai to Fastly boosts web performance. Our data shows 57% faster TTFB & 17% faster LCP, based on real-world CrUX data.
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Taking Back Control: How Publishers Can Push Back on Unwanted AI Scraping
Take control of AI scraping. Learn how publishers can push back against unwanted data harvesting with Fastly's AI Bot Management & new monetization opportunities.
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ETags: What they are, and how to use them
How to optimize your ETags to speed up your site and reduce calls to your origin without requiring significant code refactoring or content overhaul.
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Over a decade later: The evolution of instant purge
Explore the decade-long evolution of Fastly's instant purge technology. Learn about our decentralized approach, challenges faced, and innovations in scalability.
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Best practices for using the Vary header
Vary is one of the most powerful HTTP response headers. However, if used incorrectly, it can cause problems for developers. Understand vary header best practices to reduce mistakes and improve performance.
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Building vs Buying a CDN: Choosing the Right Global Network Infrastructure
Should you build or buy a CDN? Learn the pros and cons of building vs. using CDN services for your global network infrastructure. Make the right choice for your business.
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Empowering the Open Web: How Fastly Supports Organizations Like ToS;DR
Empowering the Open Web: Learn how Fastly supports ToS;DR, a non-profit that makes internet terms of service easy to understand and improves online transparency.
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Startups & Modern CDN Benefits
See the 4 ways startups use CDNs to hit their goals and our list of recommended CDN providers.
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Why having more POPs isn’t always better
We’re often asked why having more POPs doesn’t necessarily make a CDN faster. To help illustrate, we’ll use an analogy of convenience stores versus supermarkets.
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Supercharge DevOps with a Developer-Friendly CDN
Discover how a developer-friendly CDN can enhance DevOps workflows, improve performance, and deliver seamless user experiences with Fastly and Google Cloud.
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The lengthiest HTTP headers
Discover how large HTTP headers can impact your web page's loading speed. Learn about essential headers and strategies to optimize their size for better performance.
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AI Innovation and Sustainability: Key Takeaways from the AI Action Summit
Delve into the highlights of the AI Action Summit in Paris, where experts addressed pressing issues in AI, including ethics, regulation, and the sustainability of technology.
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Profiling Fastly Compute Applications
Unlock superior web performance with Fastly Compute. Utilize our edge network and WebAssembly to build fast, secure applications tailored for your users.
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Thanks to the internet’s on-call teams
Thank you for the essential role that on-call teams play in ensuring internet reliability and security, particularly during the holiday season. We appreciate your dedication.
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Diff at the edge with serverless cloud functions
Requesting the difference between two previously cached files — using just a CDN configuration and a serverless cloud compute function — is a great example of exploiting edge and serverless compute services to make your website more efficient and performant, and lower your bandwidth costs. Read on to learn more.
