29 lines
1.0 KiB
Markdown
29 lines
1.0 KiB
Markdown
---
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title: "CloudFront"
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type: entity
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tags: [CDN, AWS, Networking]
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sources: [ctp-topic-7-saas-landing-zone-design]
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last_updated: 2026-05-06
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---
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## CloudFront
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AWS 内容分发网络（CDN）服务，托管于全球边缘节点，用于加速静态和动态内容的分发。
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## Role in AWS Landing Zone
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在 [[ctp-topic-7-saas-landing-zone-design]] 定义的 SAS LZ 产品账户中：
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- **位置**：Product Account 入站安全/加速层（可选）
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- **入站链路**：用户 → CloudFront → WAF（流量监控）→ Load Balancer（公有子网）→ 工作负载（私有子网）
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- **用途**：CDN 加速内容分发，减少源站负载
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## Key Properties
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- **Type**: CDN (Content Delivery Network)
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- **Vendor**: AWS
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- **In SAS LZ**: 可选部署于产品账户入站链路
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- **Position in stack**: CloudFront → WAF → Load Balancer → Private Subnet Workloads
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## Connections
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- [[ctp-topic-7-saas-landing-zone-design]] — SAS LZ 产品账户入站架构
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- [[ctp-topic-7-saas-landing-zone-design]] — WAF 和负载均衡器协同工作的 CDN 层
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