# Proxy和VPN有什麼區別?

代理服務器主要在應用層級運作，只會將特定應用程式或瀏覽器的流量透過不同的 IP 位址進行路由，這對於特定用途來說效率高、速度快。而VPN則會加密並將整個裝置的所有網路流量通過一條安全隧道傳輸，保護整體網路連線的安全。代理伺服器在進行像是網頁爬蟲或地區內容存取等特定任務時更具彈性，而 VPN 則提供全面性的隱私與安全保護。


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.swiftproxy.net/zh-tw/faqs/chan-pin-wen-ti/proxy-he-vpn-you-shen-mo-qu-bie.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.