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wiki/concepts/Checkpoint-Firewall.md
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id: Checkpoint-Firewall
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title: "Checkpoint Firewall"
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type: concept
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tags:
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- AWS
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- Cloud-Security
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- Firewall
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- Tagging
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date_added: 2026-04-18
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---
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## Definition
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部署在云环境中的虚拟防火墙,通过集成 AWS 标签实现动态的对象识别和流量过滤。
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## Key Features
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- 基于标签而非 IP 的动态安全控制
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- 支持地理屏蔽、BU 隔离、产品隔离及环境隔离
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- 与 Transit Gateway 集成,作为跨 VPC、访问本地或互联网的流量检查节点
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## Use Case
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- 在 AWS Landing Zone 中实现精细化的流量过滤
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- 通过有序层逻辑按优先级执行安全策略
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## Related Concepts
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- [[Transit Gateway]]
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- [[Tagging Methodology]]
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- [[Ordered Layer]]
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