---
title: Content Delivery Network Blog  (28)
description: CDN Blog | About Content Delivery Network  (28)
image: https://blog.blazingcdn.com/hubfs/logo%20560-560-1.png
---

[![BlazingCDN](https://blog.blazingcdn.com/hubfs/Logo/blog-logo-w.png)](https://blog.blazingcdn.com?hsLang=en-us)

[📘Learn ▾](https://blog.blazingcdn.com/cdn-learn?hsLang=en-us)

[CDN Fundamentals](https://blog.blazingcdn.com/cdn-fundamentals?hsLang=en-us) [By Content Type](https://blog.blazingcdn.com/by-content-type?hsLang=en-us) [Advanced Concepts](https://blog.blazingcdn.com/advanced-concepts?hsLang=en-us) [Glossary](https://blog.blazingcdn.com/glossary?hsLang=en-us)

[⚡ Web Performance](https://blog.blazingcdn.com/web-performance?hsLang=en-us)

[🎬Video & Streaming ▾](https://blog.blazingcdn.com/video-streaming-cdn?hsLang=en-us)

[🔴 Live Streaming](https://blog.blazingcdn.com/live-streaming?hsLang=en-us) [📺 VOD & OTT](https://blog.blazingcdn.com/vod-ott?hsLang=en-us) [💰 Bandwidth & Costs](https://blog.blazingcdn.com/bandwidth-costs?hsLang=en-us)

[🏭 Other Industries ▾](https://blog.blazingcdn.com/cdn-industry-insights?hsLang=en-us)

[📺 Media & Broadcasting](https://blog.blazingcdn.com/media-broadcasting?hsLang=en-us) [💾 Software & SaaS](https://blog.blazingcdn.com/software-saas?hsLang=en-us) [🏗️ DevOps & Cloud Infra](https://blog.blazingcdn.com/devops-cloud-infra?hsLang=en-us) [📚 AdTech & Advertising](https://blog.blazingcdn.com/adtech-advertising?hsLang=en-us) [🎮 Gaming & Esports](https://blog.blazingcdn.com/gaming-esports?hsLang=en-us) [📱 Mobile Apps & Developers](https://blog.blazingcdn.com/mobile-apps-developers?hsLang=en-us) [🤖 AI & Machine Learning](https://blog.blazingcdn.com/ai-machine-learning?hsLang=en-us) [🏛️ Enterprise & Corporate](https://blog.blazingcdn.com/enterprise-corporate?hsLang=en-us) [📚 E-Learning & EdTech](https://blog.blazingcdn.com/e-learning-edtech?hsLang=en-us) [🏟️ Sports & Live Events](https://blog.blazingcdn.com/sports-live-events?hsLang=en-us)

[💰 Pricing & Costs ▾](https://blog.blazingcdn.com/cdn-pricing-and-cdn-costs?hsLang=en-us)

[Provider Pricing](https://blog.blazingcdn.com/provider-pricing?hsLang=en-us) [Cost Optimization](https://blog.blazingcdn.com/cost-optimization?hsLang=en-us) [Decision Support](https://blog.blazingcdn.com/decision-support?hsLang=en-us)

[⚡Compare ▾](https://blog.blazingcdn.com/cdn-comparison?hsLang=en-us)

[Provider Comparisons](https://blog.blazingcdn.com/provider-comparisons?hsLang=en-us) [Strategy Comparisons](https://blog.blazingcdn.com/strategy-comparisons?hsLang=en-us) [Ratings & Benchmarks](https://blog.blazingcdn.com/cdn-ratings-and-benchmarks?hsLang=en-us)

[📊 Benchmarks](https://blog.blazingcdn.com/cdn-ratings-and-benchmarks?hsLang=en-us)

[🔒 Security ▾](https://blog.blazingcdn.com/cdn-security?hsLang=en-us)

[Attack Protection](https://blog.blazingcdn.com/attack-protection?hsLang=en-us) [Encryption & Access](https://blog.blazingcdn.com/encryption-access?hsLang=en-us) [Video & DRM Security](https://blog.blazingcdn.com/video-drm-security?hsLang=en-us)

[📁 Case Studies](https://blog.blazingcdn.com/case-studies?hsLang=en-us) [🔌 Integrations](https://blog.blazingcdn.com/integrations?hsLang=en-us) [🛠️ Tools](https://blog.blazingcdn.com/cdn-tools?hsLang=en-us)

[Get Started](https://blazingcdn.com/sign-up-contact-form/)

# Content Delivery Network Blog (28) | About Content Delivery Network

CDN Blog | About Content Delivery Network (28)

[All](https://blog.blazingcdn.com/en-us) [Learn](https://blog.blazingcdn.com/en-us/tag/learn) [Learn - CDN Fundamentals](https://blog.blazingcdn.com/en-us/tag/learn-cdn-fundamentals) [Compare](https://blog.blazingcdn.com/en-us/tag/compare) [Video - Video & Streaming](https://blog.blazingcdn.com/en-us/tag/video-video-streaming) [Learn - Advanced Concepts](https://blog.blazingcdn.com/en-us/tag/learn-advanced-concepts) [Pricing - Cost Optimization](https://blog.blazingcdn.com/en-us/tag/pricing-cost-optimization) [Mobile Apps & Developers](https://blog.blazingcdn.com/en-us/tag/mobile-apps-developers) [Pricing - Pricing & Costs](https://blog.blazingcdn.com/en-us/tag/pricing-pricing-costs) [Benchmarks](https://blog.blazingcdn.com/en-us/tag/benchmarks) [Video - Live Streaming](https://blog.blazingcdn.com/en-us/tag/video-live-streaming) [Software & SaaS](https://blog.blazingcdn.com/en-us/tag/software-saas) [Compare - Provider Comparisons](https://blog.blazingcdn.com/en-us/tag/compare-provider-comparisons) [Pricing - Provider Pricing](https://blog.blazingcdn.com/en-us/tag/pricing-provider-pricing) [Media & Broadcasting](https://blog.blazingcdn.com/en-us/tag/media-broadcasting) [DevOps & Cloud Infra](https://blog.blazingcdn.com/en-us/tag/devops-cloud-infra) [Industries](https://blog.blazingcdn.com/en-us/tag/industries) [Pricing - Decision Support](https://blog.blazingcdn.com/en-us/tag/pricing-decision-support) [Enterprise & Corporate](https://blog.blazingcdn.com/en-us/tag/enterprise-corporate) [Tools](https://blog.blazingcdn.com/en-us/tag/tools) [AI & Machine Learning](https://blog.blazingcdn.com/en-us/tag/ai-machine-learning) [Security](https://blog.blazingcdn.com/en-us/tag/security) [Video - VOD & OTT](https://blog.blazingcdn.com/en-us/tag/video-vod-ott) [Learn - By Content Type](https://blog.blazingcdn.com/en-us/tag/learn-by-content-type) [Gaming & Esports](https://blog.blazingcdn.com/en-us/tag/gaming-esports) [Security - Encryption & Access](https://blog.blazingcdn.com/en-us/tag/security-encryption-access) [Video - Bandwidth & Costs](https://blog.blazingcdn.com/en-us/tag/video-bandwidth-costs) [Security - Attack Protection](https://blog.blazingcdn.com/en-us/tag/security-attack-protection) [Compare - Strategy Comparisons](https://blog.blazingcdn.com/en-us/tag/compare-strategy-comparisons) [E-Learning & EdTech](https://blog.blazingcdn.com/en-us/tag/e-learning-edtech) [Security - Video & DRM Security](https://blog.blazingcdn.com/en-us/tag/security-video-drm-security) [Compare - Ratings & Benchmarks](https://blog.blazingcdn.com/en-us/tag/compare-ratings-benchmarks) [Sports & Live Events](https://blog.blazingcdn.com/en-us/tag/sports-live-events) [AdTech & Advertising](https://blog.blazingcdn.com/en-us/tag/adtech-advertising) [Case Studies](https://blog.blazingcdn.com/en-us/tag/case-studies) [Learn - Glossary](https://blog.blazingcdn.com/en-us/tag/learn-glossary)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-04-2026-03-26-09-6250-PM.png)](https://blog.blazingcdn.com/en-us/udp-vs-tcp-which-protocol-wins-for-streaming-and-delivery)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [UDP vs TCP: Which Protocol Wins for Streaming and Delivery](https://blog.blazingcdn.com/en-us/udp-vs-tcp-which-protocol-wins-for-streaming-and-delivery)

 Evaluated January 2026. For streaming and content delivery, the practical answer to UDP vs TCP is that almost nobody ...

 Vadym Borovskyi ·  Aug 4, 2026, 5:29:31 PM 

[Read more](https://blog.blazingcdn.com/en-us/udp-vs-tcp-which-protocol-wins-for-streaming-and-delivery)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-04-2026-12-48-37-7978-PM.png)](https://blog.blazingcdn.com/en-us/what-is-an-etag-http-caching-headers-explained-with-examples)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Is an ETag? HTTP Caching Headers Explained With Examples](https://blog.blazingcdn.com/en-us/what-is-an-etag-http-caching-headers-explained-with-examples)

 An ETag (entity tag) is an HTTP response header that carries an opaque identifier for one specific version of a ...

 Vadym Borovskyi ·  Aug 4, 2026, 2:50:48 PM 

[Read more](https://blog.blazingcdn.com/en-us/what-is-an-etag-http-caching-headers-explained-with-examples)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-04-2026-09-06-39-9786-AM.png)](https://blog.blazingcdn.com/en-us/what-is-a-protocol-network-protocols-behind-content-delivery)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Is a Protocol? Network Protocols Behind Content Delivery](https://blog.blazingcdn.com/en-us/what-is-a-protocol-network-protocols-behind-content-delivery)

 A protocol is a formal agreement between two networked systems that defines message syntax, the legal order of those ...

 Vadym Borovskyi ·  Aug 4, 2026, 11:08:50 AM 

[Read more](https://blog.blazingcdn.com/en-us/what-is-a-protocol-network-protocols-behind-content-delivery)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-04-2026-07-30-33-9545-AM.png)](https://blog.blazingcdn.com/en-us/what-is-a-cdn-service-how-it-works-and-how-to-choose-one)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Is a CDN Service? How It Works and How to Choose One](https://blog.blazingcdn.com/en-us/what-is-a-cdn-service-how-it-works-and-how-to-choose-one)

 A CDN service (content delivery network service) is a distributed network of caching servers placed close to end users ...

 Vadym Borovskyi ·  Aug 4, 2026, 9:32:23 AM 

[Read more](https://blog.blazingcdn.com/en-us/what-is-a-cdn-service-how-it-works-and-how-to-choose-one)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-03-2026-05-52-26-1980-PM.png)](https://blog.blazingcdn.com/en-us/what-are-bots-good-vs-bad-bots-bot-traffic-explained-2026)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Are Bots? Good vs Bad Bots & Bot Traffic Explained (2026)](https://blog.blazingcdn.com/en-us/what-are-bots-good-vs-bad-bots-bot-traffic-explained-2026)

 A bot is an automated software agent that issues HTTP requests without a human driving each action, running on a ...

 Vadym Borovskyi ·  Aug 3, 2026, 7:53:57 PM 

[Read more](https://blog.blazingcdn.com/en-us/what-are-bots-good-vs-bad-bots-bot-traffic-explained-2026)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-02-2026-07-30-35-3543-AM.png)](https://blog.blazingcdn.com/en-us/authn-vs-authz-authentication-vs-authorization-explained)

[Security](https://blog.blazingcdn.com/en-us/tag/security)

## [AuthN vs AuthZ: Authentication vs Authorization Explained](https://blog.blazingcdn.com/en-us/authn-vs-authz-authentication-vs-authorization-explained)

 Authentication (AuthN) proves who a client is; authorization (AuthZ) decides what that client may do. In every correct ...

 Vadym Borovskyi ·  Aug 2, 2026, 9:33:10 AM 

[Read more](https://blog.blazingcdn.com/en-us/authn-vs-authz-authentication-vs-authorization-explained)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Aug-01-2026-07-30-17-9461-AM.png)](https://blog.blazingcdn.com/en-us/what-is-base64-encoding-how-it-works-examples-2026)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Is Base64 Encoding? How It Works + Examples (2026)](https://blog.blazingcdn.com/en-us/what-is-base64-encoding-how-it-works-examples-2026)

 Base64 encoding is a binary-to-text scheme that represents arbitrary binary data using 64 printable ASCII characters ...

 Vadym Borovskyi ·  Aug 1, 2026, 9:31:58 AM 

[Read more](https://blog.blazingcdn.com/en-us/what-is-base64-encoding-how-it-works-examples-2026)

[![Geographic Differences in CDN Performance and How to Address Them](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-May-11-2026-03-39-46-8586-PM.png)](https://blog.blazingcdn.com/en-us/geographic-differences-in-cdn-performance-and-how-to-address-them)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [CDN Performance by Region in 2026: Why Your Site Is Slow Abroad](https://blog.blazingcdn.com/en-us/geographic-differences-in-cdn-performance-and-how-to-address-them)

 CDN Performance Optimization by Region: A 2026 Diagnostic Playbook A single origin in us-east-1 serves a response in 22 ...

 Vadym Borovskyi ·  Jul 31, 2026, 6:40:23 PM 

[Read more](https://blog.blazingcdn.com/en-us/geographic-differences-in-cdn-performance-and-how-to-address-them)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Apr-13-2026-12-29-35-5935-PM.png)](https://blog.blazingcdn.com/en-us/best-video-cdn-providers-in-2026-ranked-by-bitrate-latency-and-price)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Best Video CDN Providers 2026: Ranked by Bitrate, Latency and Price](https://blog.blazingcdn.com/en-us/best-video-cdn-providers-in-2026-ranked-by-bitrate-latency-and-price)

 Best Video CDN Providers in 2026: Ranked by Bitrate, Latency, and Price Video still dominates network economics. ...

 Vadym Borovskyi ·  Jul 31, 2026, 5:50:23 PM 

[Read more](https://blog.blazingcdn.com/en-us/best-video-cdn-providers-in-2026-ranked-by-bitrate-latency-and-price)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Apr-11-2026-08-51-10-2682-PM.png)](https://blog.blazingcdn.com/en-us/the-best-cdns-in-2026-compared-by-speed-price-and-global-coverage)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Best CDN in 2026: Compared on Speed, Price and Global Coverage](https://blog.blazingcdn.com/en-us/the-best-cdns-in-2026-compared-by-speed-price-and-global-coverage)

 The Best CDNs in 2026: Compared by Speed, Price, and Global Coverage In 2025, Akamai reported $1.257 billion in ...

 Vadym Borovskyi ·  Jul 31, 2026, 5:20:23 PM 

[Read more](https://blog.blazingcdn.com/en-us/the-best-cdns-in-2026-compared-by-speed-price-and-global-coverage)

[← Prev](https://blog.blazingcdn.com/en-us/page/27) [1](https://blog.blazingcdn.com/en-us/page/1) … [26](https://blog.blazingcdn.com/en-us/page/26) [27](https://blog.blazingcdn.com/en-us/page/27) 28 [29](https://blog.blazingcdn.com/en-us/page/29) [30](https://blog.blazingcdn.com/en-us/page/30) … [91](https://blog.blazingcdn.com/en-us/page/91) [Next →](https://blog.blazingcdn.com/en-us/page/29)

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