CS-Notes/notes/HTTP.md

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* [<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
    * [Web<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#web<65><62><EFBFBD><EFBFBD>)
    * [URL](#url)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>)
* [HTTP <20><><EFBFBD><EFBFBD>](#http-<2D><><EFBFBD><EFBFBD>)
    * [GET<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>Դ](#get<65><74>ȡ<EFBFBD><C8A1>Դ)
    * [POST<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#post<73><74><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
    * [HEAD<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>](#head<61><64>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>)
    * [PUT<EFBFBD><EFBFBD><EFBFBD>ϴ<EFBFBD><EFBFBD>ļ<EFBFBD>](#put<75>ϴ<EFBFBD><CFB4>ļ<EFBFBD>)
    * [DELETE<EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>](#deleteɾ<65><C9BE><EFBFBD>ļ<EFBFBD>)
    * [OPTIONS<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ֧<EFBFBD>ֵķ<EFBFBD><EFBFBD><EFBFBD>](#options<6E><73>ѯ֧<D1AF>ֵķ<D6B5><C4B7><EFBFBD>)
    * [RACE<EFBFBD><EFBFBD>׷<EFBFBD><EFBFBD>·<EFBFBD><EFBFBD>](#race׷<65><D7B7>·<EFBFBD><C2B7>)
    * [CONNECT<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӵ<EFBFBD><EFBFBD><EFBFBD>](#connectҪ<74><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD><D0AD><EFBFBD><EFBFBD><EFBFBD>Ӵ<EFBFBD><D3B4><EFBFBD>)
* [HTTP ״̬<D7B4><CCAC>](#http-״̬<D7B4><CCAC>)
    * [2XX <20>ɹ<EFBFBD>](#2xx-<2D>ɹ<EFBFBD>)
    * [3XX <20>ض<EFBFBD><D8B6><EFBFBD>](#3xx-<2D>ض<EFBFBD><D8B6><EFBFBD>)
    * [4XX <20>ͻ<EFBFBD><CDBB>˴<EFBFBD><CBB4><EFBFBD>](#4xx-<2D>ͻ<EFBFBD><CDBB>˴<EFBFBD><CBB4><EFBFBD>)
    * [5XX <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#5xx-<2D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
* [HTTP<EFBFBD>ײ<EFBFBD>](#http<74>ײ<EFBFBD>)
    * [ͨ<EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD>ֶ<EFBFBD>](#ͨ<><CDA8><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD>ֶ<EFBFBD>](#<23><><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>)
    * [<EFBFBD><EFBFBD>Ӧ<EFBFBD>ײ<EFBFBD><EFBFBD>ֶ<EFBFBD>](#<23><>Ӧ<EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>)
    * [ʵ<EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD>ֶ<EFBFBD>](#ʵ<><CAB5><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>)
* [<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>)
    * [Cookie](#cookie)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD>)
    * [<EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD>)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD>)
    * [<EFBFBD>ֿ鴫<EFBFBD><EFBFBD>](#<23>ֿ鴫<D6BF><E9B4AB>)
    * [<EFBFBD>ಿ<EFBFBD>ֶ<EFBFBD><EFBFBD>󼯺<EFBFBD>](#<23>ಿ<EFBFBD>ֶ<EFBFBD><D6B6>󼯺<EFBFBD>)
    * [<EFBFBD><EFBFBD>Χ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD>)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD>Э<EFBFBD><D0AD>)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
    * [ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD>](#ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>)
* [HTTPs](#https)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD>)
    * [<EFBFBD><EFBFBD>֤](#<23><>֤)
    * [<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>](#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
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# <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

## Web<65><62><EFBFBD><EFBFBD>

HTTP<EFBFBD><EFBFBD>HyperText Transfer Protocol<6F><6C><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD>飩<EFBFBD><E9A3A9>

WWW<EFBFBD><EFBFBD>Word Wide Web<65><62><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ּ<EFBFBD><D6BC><EFBFBD><EFBFBD><EFBFBD>HTML<4D><4C>HTTP<54><50>URL<52><4C>

RFC<EFBFBD><EFBFBD>Request for Comments<74><73><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>飩<EFBFBD><E9A3A9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD>

## URL

URI<EFBFBD><EFBFBD>Uniform Resource Indentifier<65><72>ͳһ<CDB3><D2BB>Դ<EFBFBD><D4B4>ʶ<EFBFBD><CAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>URL<52><4C>Uniform Resource Locator<6F><72>ͳһ<CDB3><D2BB>Դ<EFBFBD><D4B4>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>URN<52><4E>Uniform Resource Name<6D><65>ͳһ<CDB3><D2BB>Դ<EFBFBD><D4B4><EFBFBD>ƣ<EFBFBD><C6A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> urn:isbn:0-486-27557-4 <20><>URI <20><><EFBFBD><EFBFBD> URL <20><> URN<52><4E>Ŀǰ WEB ֻ<><D6BB> URL <20>Ƚ<EFBFBD><C8BD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL<52><4C>

URL<EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/4102b7d0-39b9-48d8-82ae-ac4addb7ebfb.jpg)

## <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>

**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>**

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/9dbb5fc2-936b-4c6d-b3a7-9617aae45080.jpg)

**<2A><>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>**

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/c634b5ed-a14b-4302-b40e-3ee387dd3c8a.jpg)

# HTTP <20><><EFBFBD><EFBFBD>

<EFBFBD>ͻ<EFBFBD><EFBFBD>˷<EFBFBD><EFBFBD>͵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>һ<EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˷<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶΡ<EFBFBD>

## GET<45><54><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1>Դ

## POST<53><54><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

POST <20><>ҪĿ<D2AA>IJ<EFBFBD><C4B2>ǻ<EFBFBD>ȡ<EFBFBD><C8A1>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݡ<EFBFBD>

GET <20><> POST <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>ö<EFBFBD><C3B6><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> GET <20>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD>ѯ<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL<52>У<EFBFBD><D0A3><EFBFBD> POST <20>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD>洢<EFBFBD><E6B4A2>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>岿<EFBFBD>֡<EFBFBD>

```
GET /test/demo_form.asp?name1=value1&name2=value2 HTTP/1.1
```
```
POST /test/demo_form.asp HTTP/1.1
Host: w3schools.com
name1=value1&name2=value2
```

GET <20>Ĵ<EFBFBD><C4B4>η<EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> POST <20><>ȫ<EFBFBD>Խϲ<CFB2><EEA3AC>Ϊ GET <20><><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD> URL <20>ǿɼ<C7BF><C9BC>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD>ܻ<EFBFBD>й¶˽<C2B6><CBBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD> GET ֻ֧<D6BB><D6A7> ASCII <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܻ<EFBFBD><DCBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬<EFBFBD><EBA3AC> POST ֧<>ֱ<EFBFBD>׼<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD>

## HEAD<41><44><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>

<EFBFBD><EFBFBD> GET <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD><C7B2><EFBFBD><EFBFBD>ر<EFBFBD><D8B1><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>岿<EFBFBD>֡<EFBFBD>

<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><EFBFBD> URL <20><><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD>µ<EFBFBD><C2B5><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ȡ<EFBFBD>

## PUT<55><54><EFBFBD>ϴ<EFBFBD><CFB4>ļ<EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD>ƣ<EFBFBD><EFBFBD>κ<EFBFBD><EFBFBD>˶<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϴ<EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˴<EFBFBD><EFBFBD>ڰ<EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⣬һ<EFBFBD><EFBFBD> WEB <20><>վ<EFBFBD><D5BE>ʹ<EFBFBD>ø÷<C3B8><C3B7><EFBFBD><EFBFBD><EFBFBD>

## DELETE<54><45>ɾ<EFBFBD><C9BE><EFBFBD>ļ<EFBFBD>

<EFBFBD><EFBFBD> PUT <20><><EFBFBD><EFBFBD><EFBFBD>෴<EFBFBD><E0B7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD>ơ<EFBFBD>

## OPTIONS<4E><53><EFBFBD><EFBFBD>ѯ֧<D1AF>ֵķ<D6B5><C4B7><EFBFBD>

<EFBFBD><EFBFBD>ѯָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL <20>ܹ<EFBFBD>֧<EFBFBD>ֵķ<D6B5><C4B7><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD>᷵<EFBFBD><EFBFBD> Allow: GET, POST, HEAD, OPTIONS <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݡ<EFBFBD>

## RACE<43><45>׷<EFBFBD><D7B7>·<EFBFBD><C2B7>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ὣͨ<EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD>ˡ<EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> Max-Forwards <20>ײ<EFBFBD><D7B2>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD> 1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵΪ 0 ʱ<><CAB1>ֹͣ<CDA3><D6B9><EFBFBD>䡣

TRACE һ<>㲻<EFBFBD><E3B2BB>ʹ<EFBFBD>ã<EFBFBD><C3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܵ<EFBFBD> XST <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Cross-Site Tracing<6E><67><EFBFBD><EFBFBD>վ׷<D5BE>٣<EFBFBD><D9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˸<EFBFBD><CBB8><EFBFBD><EFBFBD><EFBFBD>ȥʹ<C8A5><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/ca711108-e937-4d7d-99aa-61b325c61f1a.jpg)

## CONNECT<43><54>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD><D0AD><EFBFBD><EFBFBD><EFBFBD>Ӵ<EFBFBD><D3B4><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> TCP ͨ<>š<EFBFBD>

<EFBFBD><EFBFBD>Ҫʹ<EFBFBD><EFBFBD> SSL<53><4C>Secure Sokets Layer<65><72><EFBFBD><EFBFBD>ȫ<EFBFBD>׽<EFBFBD><D7BD>֣<EFBFBD><D6A3><EFBFBD> TLS<4C><53>Transport Layer Security<74><79><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㰲ȫ<E3B0B2><C8AB>Э<EFBFBD><D0AD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD>ݼ<EFBFBD><DDBC>ܺ<EFBFBD><DCBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>䡣

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/d8355d56-aa2b-4452-8001-8475cc095af1.jpg)

# HTTP ״̬<D7B4><CCAC>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>һ<EFBFBD><EFBFBD>Ϊ״̬<EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD>ԭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֪<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

| ״̬<D7B4><CCAC> | <20><><EFBFBD><EFBFBD> | ԭ<><D4AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| --- | --- | --- |
| 1XX | Informational<61><6C><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2>״̬<D7B4>룩 | <20><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><DAB4><EFBFBD> |
| 2XX | Success<73><73><EFBFBD>ɹ<EFBFBD>״̬<D7B4>룩 | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| 3XX | Redirection<6F><6E><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>״̬<D7B4>룩 | <20><>Ҫ<EFBFBD><D2AA><EFBFBD>и<EFBFBD><D0B8>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| 4XX | Client Error<6F><72><EFBFBD>ͻ<EFBFBD><CDBB>˴<EFBFBD><CBB4><EFBFBD>״̬<D7B4>룩 | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| 5XX | Server Error<6F><72><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4>룩 | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |

## 2XX <20>ɹ<EFBFBD>

**200 OK**

**204 No Content**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE>ɹ<EFBFBD><C9B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>ص<EFBFBD><D8B5><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>岿<EFBFBD>֡<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>Ҫ<EFBFBD>ӿͻ<D3BF><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱʹ<CAB1>á<EFBFBD>

**206 Partial Content**

## 3XX <20>ض<EFBFBD><D8B6><EFBFBD>

**301 Moved Permanently**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>

**302 Found**<2A><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>

**303 See Other**

ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȼ HTTP Э<><D0AD><EFBFBD>涨 301<30><31>302 ״̬<D7B4><CCAC><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> POST <20><><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD> GET <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 301<30><31>302 <20><> 303 ״̬<D7B4>µ<EFBFBD><C2B5>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD> POST <20><><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD> GET <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

**304 Not Modified**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD>һЩ<D2BB><D0A9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>磺If-Match<63><68>If-ModifiedSince<63><65>If-None-Match<63><68>If-Range<67><65>If-Unmodified-Since<63><65><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD><C7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>᷵<EFBFBD><E1B7B5> 304 ״̬<D7B4>롣

**307 Temporary Redirect**<2A><><EFBFBD><EFBFBD>ʱ<EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 302 <20>ĺ<EFBFBD><C4BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƣ<EFBFBD><C6A3><EFBFBD><EFBFBD><EFBFBD> 307 Ҫ<><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> POST <20><><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD> GET <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

## 4XX <20>ͻ<EFBFBD><CDBB>˴<EFBFBD><CBB4><EFBFBD>

**400 Bad Request**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD>﷨<EFBFBD><EFB7A8><EFBFBD><EFBFBD>

**401 Unauthorized**<2A><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>ͨ<EFBFBD><CDA8> HTTP <20><>֤<EFBFBD><D6A4>BASIC <20><>֤<EFBFBD><D6A4>DIGEST <20><>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮ǰ<D6AE>ѽ<EFBFBD><D1BD>й<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>û<EFBFBD><C3BB><EFBFBD>֤ʧ<D6A4>ܡ<EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/b1b4cf7d-c54a-4ff1-9741-cd2eea331123.jpg)

**403 Forbidden**<2A><><EFBFBD><EFBFBD><EFBFBD>󱻾ܾ<F3B1BBBE><DCBE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>б<EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD>ܾ<EFBFBD><DCBE><EFBFBD><EFBFBD><EFBFBD>ϸ<EFBFBD><CFB8><EFBFBD>ɡ<EFBFBD>

**404 Not Found**

## 5XX <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

**500 Internal Server Error**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

**503 Service Unavilable**<2A><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD><EFBFBD>ػ<EFBFBD><D8BB><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD>ͣ<EFBFBD><CDA3>ά<EFBFBD><CEAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

# HTTP<54>ײ<EFBFBD>

HTTP <20><><EFBFBD>İ<EFBFBD><C4B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֡<EFBFBD><D6A1><EFBFBD> 4 <20><><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5>ײ<EFBFBD><D7B2>ֶΣ<D6B6>ͨ<EFBFBD><CDA8><EFBFBD>ײ<EFBFBD><D7B2>ֶΡ<D6B6><CEA1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶΡ<D6B6><CEA1><EFBFBD>Ӧ<EFBFBD>ײ<EFBFBD><D7B2>ֶκ<D6B6>ʵ<EFBFBD><CAB5><EFBFBD>ײ<EFBFBD><D7B2>ֶΡ<D6B6><CEA1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶμ<D6B6><CEBC>京<EFBFBD><E4BAAC><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD><C2A3><EFBFBD><EFBFBD><EFBFBD>Ҫȫ<D2AA>ǣ<EFBFBD><C7A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD>

## ͨ<><CDA8><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>

| <20>ײ<EFBFBD><D7B2>ֶ<EFBFBD><D6B6><EFBFBD> | ˵<><CBB5> |
| -- | -- |
| Cache-Control | <20><><EFBFBD>ƻ<EFBFBD><C6BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ |
| Connection | <20><><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD> <20><><EFBFBD>ӵĹ<D3B5><C4B9><EFBFBD> |
| Date | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> |
| Pragma | <20><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8> |
| Trailer | <20><><EFBFBD><EFBFBD>ĩ<EFBFBD>˵<EFBFBD><CBB5>ײ<EFBFBD>һ<EFBFBD><D2BB> |
| Transfer-Encoding | ָ<><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뷽ʽ |
| Upgrade | <20><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>Э<EFBFBD><D0AD> |
| Via | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ |
| Warning | <20><><EFBFBD><EFBFBD>֪ͨ |

## <20><><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>

| <20>ײ<EFBFBD><D7B2>ֶ<EFBFBD><D6B6><EFBFBD> | ˵<><CBB5> |
| -- | -- |
| Accept | <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɴ<EFBFBD><C9B4><EFBFBD><EFBFBD><EFBFBD>ý<EFBFBD><C3BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| Accept-Charset | <20><><EFBFBD>ȵ<EFBFBD><C8B5>ַ<EFBFBD><D6B7><EFBFBD> |
| Accept-Encoding | <20><><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD>ݱ<EFBFBD><DDB1><EFBFBD> |
| Accept-Language | <20><><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD>ԣ<EFBFBD><D4A3><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD>ԣ<EFBFBD> |
| Authorization | Web<65><62>֤<EFBFBD><D6A4>Ϣ |
| Expect | <20>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD>Ϊ |
| From | <20>û<EFBFBD><C3BB>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ |
| Host | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD><EFBFBD><EFBFBD> |
| If-Match | <20>Ƚ<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD>ETag<61><67> |
| If-Modified-Since | <20>Ƚ<EFBFBD><C8BD><EFBFBD>Դ<EFBFBD>ĸ<EFBFBD><C4B8><EFBFBD>ʱ<EFBFBD><CAB1> |
| If-None-Match | <20>Ƚ<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD><C7A3><EFBFBD> If-Match <20>෴<EFBFBD><E0B7B4> |
| If-Range | <20><>Դδ<D4B4><CEB4><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5> Byte <20>ķ<EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD> |
| If-Unmodified-Since | <20>Ƚ<EFBFBD><C8BD><EFBFBD>Դ<EFBFBD>ĸ<EFBFBD><C4B8><EFBFBD>ʱ<EFBFBD>䣨<EFBFBD><E4A3A8>If-Modified-Since<63>෴<EFBFBD><E0B7B4> |
| Max-Forwards | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| Proxy-Authorization | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>ͻ<EFBFBD><CDBB>˵<EFBFBD><CBB5><EFBFBD>֤<EFBFBD><D6A4>Ϣ |
| Range | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD>ֽڷ<D6BD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD> |
| Referer | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URI <20><>ԭʼ<D4AD><CABC>ȡ<EFBFBD><C8A1> |
| TE | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD> |
| User-Agent | HTTP <20>ͻ<EFBFBD><CDBB>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ |

## <20><>Ӧ<EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>

| <20>ײ<EFBFBD><D7B2>ֶ<EFBFBD><D6B6><EFBFBD> | ˵<><CBB5> |
| -- | -- |
| Accept-Ranges | <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽڷ<D6BD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD> |
| Age | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> |
| ETag | <20><>Դ<EFBFBD><D4B4>ƥ<EFBFBD><C6A5><EFBFBD><EFBFBD>Ϣ |
| Location | <20><><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>URI |
| Proxy-Authenticate | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կͻ<D4BF><CDBB>˵<EFBFBD><CBB5><EFBFBD>֤<EFBFBD><D6A4>Ϣ |
| Retry-After | <20><><EFBFBD>ٴη<D9B4><CEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>Ҫ<EFBFBD><D2AA> |
| Server | HTTP<54><50><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>İ<EFBFBD>װ<EFBFBD><D7B0>Ϣ |
| Vary | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD><C4B9><EFBFBD><EFBFBD><EFBFBD>Ϣ |
| WWW-Authenticate | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կͻ<D4BF><CDBB>˵<EFBFBD><CBB5><EFBFBD>֤<EFBFBD><D6A4>Ϣ |

## ʵ<><CAB5><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD>

| <20>ײ<EFBFBD><D7B2>ֶ<EFBFBD><D6B6><EFBFBD> | ˵<><CBB5> |
| -- | -- |
| Allow | <20><>Դ<EFBFBD><D4B4>֧<EFBFBD>ֵ<EFBFBD>HTTP<54><50><EFBFBD><EFBFBD> |
| Content-Encoding | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õı<C3B5><C4B1>뷽ʽ |
| Content-Language | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD> |
| Content-Length | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD>λ<EFBFBD><CEBB> <20>ֽڣ<D6BD> |
| Content-Location | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>Դ<EFBFBD><D4B4>URI |
| Content-MD5 | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD>ժҪ |
| Content-Range | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>÷<EFBFBD>Χ |
| Content-Type | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ý<EFBFBD><C3BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| Expires | ʵ<><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> |
| Last-Modified | <20><>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> |

# <20><><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>

## Cookie

HTTP Э<><D0AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4>ģ<EFBFBD><C4A3><EFBFBD>Ҫ<EFBFBD><D2AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD> HTTP Э<>龡<EFBFBD><E9BEA1><EFBFBD>ܼ򵥣<DCBC>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD><DCB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HTTP/1.1 <20><><EFBFBD><EFBFBD> Cookie <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4><CCAC>Ϣ<EFBFBD><CFA2>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᷢ<EFBFBD>͵<EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD>İ<EFBFBD><EFBFBD><EFBFBD> Set-Cookie <20>ֶΣ<D6B6><CEA3>ͻ<EFBFBD><CDBB>˵õ<CBB5><C3B5><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD> Cookie <20><><EFBFBD>ݱ<EFBFBD><DDB1>浽<EFBFBD><E6B5BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><D0A1>´<EFBFBD><C2B4>ٷ<EFBFBD><D9B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD> Cookie ֵ<><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>а<EFBFBD><D0B0><EFBFBD> Cookie <20>ֶΣ<D6B6><CEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֪<EFBFBD><D6AA><EFBFBD>ͻ<EFBFBD><CDBB>˵<EFBFBD>״̬<D7B4><CCAC>Ϣ<EFBFBD>ˡ<EFBFBD>Cookie ״̬<D7B4><CCAC>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ڿͻ<DABF><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/ff17c103-750a-4bb8-9afa-576327023af9.png)

Set-Cookie <20>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԣ<EFBFBD>

| <20><><EFBFBD><EFBFBD> | ˵<><CBB5> |
| -- | -- |
| NAME=VALUE | <20><><EFBFBD><EFBFBD> Cookie <20><><EFBFBD><EFBFBD><EFBFBD>ƺ<EFBFBD><C6BA><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| expires=DATE | Cookie <20><><EFBFBD><EFBFBD>Ч<EFBFBD>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷָ<C8B7><D6B8><EFBFBD><EFBFBD>Ĭ<EFBFBD><C4AC>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>ǰΪֹ<CEAA><D6B9> |
| path=PATH | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5>ļ<EFBFBD>Ŀ¼<C4BF><C2BC>Ϊ Cookie <20><><EFBFBD><EFBFBD><EFBFBD>ö<EFBFBD><C3B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>Ĭ<EFBFBD><C4AC>Ϊ<EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5>ļ<EFBFBD>Ŀ¼<C4BF><C2BC> |
| domain=<3D><><EFBFBD><EFBFBD> | <20><>Ϊ Cookie <20><><EFBFBD>ö<EFBFBD><C3B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>Ĭ<EFBFBD><C4AC>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD> Cookie <20>ķ<EFBFBD><C4B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
| Secure | <20><><EFBFBD><EFBFBD> HTTPS <20><>ȫͨ<C8AB><CDA8>ʱ<EFBFBD>Żᷢ<C5BB><E1B7A2> Cookie |
| HttpOnly | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƣ<EFBFBD>ʹ Cookie <20><><EFBFBD>ܱ<EFBFBD> JavaScript <20>ű<EFBFBD><C5B1><EFBFBD><EFBFBD><EFBFBD> |

**Session <20><> Cookie <20><><EFBFBD><EFBFBD>**

Session <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֶΣ<D6B6>ÿ<EFBFBD><C3BF> Session <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>Ψһ<CEA8><D2BB>ʶ<EFBFBD><CAB6>Session ID<49><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> Session ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB>˷<EFBFBD><CBB7>͵<EFBFBD><CDB5><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD>ľͰ<C4BE><CDB0><EFBFBD><EFBFBD><EFBFBD> Set-Cookie <20>ֶΣ<D6B6><CEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>Ϊ sid <20>ļ<EFBFBD>ֵ<EFBFBD>ԣ<EFBFBD><D4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>Ծ<EFBFBD><D4BE><EFBFBD> Session ID<49><44><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>Ͱ<EFBFBD> Cookie <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><C4B6><EFBFBD><EFBFBD><EFBFBD> Session ID<49><44>HTTP <20><><EFBFBD><EFBFBD> Session <20><> Cookie <20><><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>ʽһ<CABD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>û<EFBFBD>״̬<D7B4>ģ<EFBFBD><C4A3><EFBFBD> Session <20><><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˣ<EFBFBD>Cookie <20><><EFBFBD>ڿͻ<DABF><CDBB>ˡ<EFBFBD>

**<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Cookie <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>**

<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD> URL <20><>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> sid=xxx <20><>

**ʹ<><CAB9> Cookie ʵ<><CAB5><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD>д**

<EFBFBD><EFBFBD>վ<EFBFBD>ű<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD> Cookie <20>ж<EFBFBD>ȡ<EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬<EFBFBD>Ӷ<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD>д<EFBFBD><D0B4>

## <20><><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD>淽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><EFBFBD>档

Cache-Control <20><><EFBFBD>ڿ<EFBFBD><DABF>ƻ<EFBFBD><C6BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>

Cache-Control: no-cache <20><><EFBFBD><EFBFBD><EFBFBD>ֺ<EFBFBD><D6BA>壬<EFBFBD><E5A3AC><EFBFBD><EFBFBD><EFBFBD>ǿͻ<C7BF><CDBB><EFBFBD><EFBFBD>򻺴<EFBFBD><F2BBBAB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>к<EFBFBD><D0BA>и<EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC>ʾ<EFBFBD>ͻ<EFBFBD><CDBB>˲<EFBFBD><CBB2><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򻺴<EFBFBD><F2BBBAB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD>к<EFBFBD><D0BA>и<EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܶ<EFBFBD><DCB6><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD>л<EFBFBD><D0BB>档

Expires <20>ֶο<D6B6><CEBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڸ<EFBFBD>֪<EFBFBD><D6AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դʲôʱ<C3B4><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڡ<EFBFBD><DAA1><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD> Cache-Control <20><>ָ<EFBFBD><D6B8> max-age ָ<><D6B8>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶ<EFBFBD> Expires<65><73><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD> max-age ָ<>

## <20>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼƬ<EFBFBD><EFBFBD> HTML ҳ<><D2B3>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> HTML ҳ<><D2B3><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼƬ<CDBC><C6AC>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> HTTP ͨ<>ž<EFBFBD>Ҫ<EFBFBD>Ͽ<EFBFBD>һ<EFBFBD><D2BB> TCP <20><><EFBFBD>ӣ<EFBFBD><D3A3><EFBFBD><EFBFBD>ӽ<EFBFBD><D3BD><EFBFBD><EFBFBD>ͶϿ<CDB6><CFBF>Ŀ<EFBFBD><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܴ<EFBFBD><DCB4><EFBFBD>**<2A>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD>** ֻ<><D6BB>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> TCP <20><><EFBFBD>Ӿ<EFBFBD><D3BE>ܽ<EFBFBD><DCBD>ж<EFBFBD><D0B6><EFBFBD> HTTP ͨ<>š<EFBFBD>HTTP/1.1<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD>϶<EFBFBD><EFBFBD>dz־<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/c73a0b78-5f46-4d2d-a009-dab2a999b5d8.jpg)

<EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫʹ<EFBFBD><EFBFBD> Connection <20>ײ<EFBFBD><D7B2>ֶν<D6B6><CEBD>й<EFBFBD><D0B9><EFBFBD><EFBFBD><EFBFBD>HTTP/1.1 <20><>ʼHTTP Ĭ<><C4AC><EFBFBD>dz־û<D6BE><C3BB><EFBFBD><EFBFBD>ӵģ<D3B5><C4A3><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>Ͽ<EFBFBD> TCP <20><><EFBFBD>ӣ<EFBFBD><D3A3><EFBFBD>Ҫ<EFBFBD>ɿͻ<C9BF><CDBB>˻<EFBFBD><CBBB>߷<EFBFBD><DFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><CFBF><EFBFBD>ʹ<EFBFBD><CAB9> Connection: close <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HTTP/1.1֮ǰĬ<EFBFBD><EFBFBD><EFBFBD>Ƿdz־û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫά<EFBFBD>ֳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD><EFBFBD><EFBFBD>Ҫʹ<EFBFBD><EFBFBD> Keep-Alive<76><65>

<EFBFBD><EFBFBD><EFBFBD>߻<EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD>Ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȼ<EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><EFBFBD><EFBFBD>Ӧ֮<EFBFBD><EFBFBD><EFBFBD>ٷ<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/6943e2af-5a70-4004-8bee-b33d60f39da3.jpg)

## <20><><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD>루Encoding<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>Ϊ<EFBFBD>˶<EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õı<EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD>gzip<EFBFBD><EFBFBD>compress<EFBFBD><EFBFBD>deflate<EFBFBD><EFBFBD>identity<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> identity <20><>ʾ<EFBFBD><CABE>ִ<EFBFBD><D6B4>ѹ<EFBFBD><D1B9><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><CABD>

## <20>ֿ鴫<D6BF><E9B4AB>

<EFBFBD>ֿ鴫<EFBFBD>䣨Chunked Transfer Coding<6E><67><EFBFBD><EFBFBD><EFBFBD>԰<EFBFBD><D4B0><EFBFBD><EFBFBD>ݷָ<DDB7><D6B8>ɶ<EFBFBD><C9B6>飬<EFBFBD><E9A3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾҳ<CABE>档

## <20>ಿ<EFBFBD>ֶ<EFBFBD><D6B6>󼯺<EFBFBD>

һ<EFBFBD>ݱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿɺ<EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD>ʵ<EFBFBD><EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>ÿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD><EFBFBD> boundary <20>ֶζ<D6B6><CEB6><EFBFBD><EFBFBD>ķָ<C4B7><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>зָ<D0B7><D6B8><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>ֶΡ<D6B6>

<EFBFBD><EFBFBD><EFBFBD>磬<EFBFBD>ϴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD>ʽ<EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/decb0936-e83c-4a55-840a-fe8aa101ac61.png)

## <20><>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>Χ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>ÿͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD>ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><EFBFBD>Dz<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD>Ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݡ<EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Range <20>ֶΣ<D6B6>Ȼ<EFBFBD><C8BB>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  Range : bytes = 5001-10000<30><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><C9B9>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 206 Partial Content ״̬<D7B4><CCAC>

## <20><><EFBFBD><EFBFBD>Э<EFBFBD><D0AD>

ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD>̷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>񷵻<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD>滹<EFBFBD><EFBFBD>Ӣ<EFBFBD>Ľ<EFBFBD><EFBFBD>档

<EFBFBD>漰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD>ֶΣ<EFBFBD>Accept<EFBFBD><EFBFBD>Accept-Charset<65><74>Accept-Encoding<6E><67>Accept-Language<67><65>Content-Language<67><65>

## <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>һ̨<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߼<EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD>ɶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

## ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>

**<2A><><EFBFBD><EFBFBD>**

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܿͻ<EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>󣬲<EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>͸<EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD> URL<52><4C>

ʹ<EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҪĿ<EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>桢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/c07035c3-a9ba-4508-8e3c-d8ae4c6ee9ee.jpg)

**<2A><><EFBFBD><EFBFBD>**

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ὣ HTTP ת<><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>Э<EFBFBD><D0AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD>ţ<EFBFBD><C5A3>Ӷ<EFBFBD><D3B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> HTTP <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD><C4B7><EFBFBD><EFBFBD><EFBFBD>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/81375888-6be1-476f-9521-42eea3e3154f.jpg)

**<2A><><EFBFBD><EFBFBD>**

ʹ<EFBFBD><EFBFBD> SSL <20>ȼ<EFBFBD><C8BC><EFBFBD><EFBFBD>ֶΣ<D6B6>Ϊ<EFBFBD>ͻ<EFBFBD><CDBB>˺ͷ<CBBA><CDB7><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD>佨<EFBFBD><E4BDA8>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>·<EFBFBD><C2B7>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/64b95403-d976-421a-8b45-bac89c0b5185.jpg)

# HTTPs

HTTP <20><><EFBFBD><EFBFBD><EFBFBD>°<EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD>⣺

1. ͨ<><CDA8>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3><EFBFBD><EFBFBD>ݿ<EFBFBD><DDBF>ܻᱻ<DCBB><E1B1BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
2. <20><><EFBFBD><EFBFBD>֤ͨ<D6A4>ŷ<EFBFBD><C5B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>п<EFBFBD><D0BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>αװ<CEB1><D7B0>
3. <20>޷<EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԣ<EFBFBD><D4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>п<EFBFBD><D0BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۸ġ<DBB8>

HTTPs <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD>飬<EFBFBD><E9A3AC><EFBFBD><EFBFBD> HTTP <20>Ⱥ<EFBFBD> SSL<53><4C>Secure Socket Layer<65><72>ͨ<EFBFBD>ţ<EFBFBD><C5A3><EFBFBD><EFBFBD><EFBFBD> SSL <20><> TCP ͨ<>š<EFBFBD>ͨ<EFBFBD><CDA8>ʹ<EFBFBD><CAB9> SSL<53><4C>HTTPs <20>ṩ<EFBFBD>˼<EFBFBD><CBBC>ܡ<EFBFBD><DCA1><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD>

## <20><><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ּ<EFBFBD><EFBFBD>ܷ<EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD>Գ<EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܺ͹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܡ<EFBFBD><EFBFBD>Գ<EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܵļ<EFBFBD><EFBFBD>ܺͽ<EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>ͬһ<EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ڼ<EFBFBD><EFBFBD>ܺͽ<EFBFBD><EFBFBD>ܣ<EFBFBD><EFBFBD>ֱ<EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD>˽<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ի<EFBFBD><EFBFBD>ã<EFBFBD>ͨ<EFBFBD>ŷ<EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ý<EFBFBD><EFBFBD>շ<EFBFBD><EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ֮<EFBFBD>󣬾Ϳ<EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><EFBFBD>ܣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>շ<EFBFBD><EFBFBD>յ<EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ<EFBFBD>ʹ<EFBFBD><EFBFBD>˽<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܡ<EFBFBD>

<EFBFBD>Գ<EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܵ<EFBFBD>ȱ<EFBFBD>㣺<EFBFBD>޷<EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD>ܵ<EFBFBD>ȱ<EFBFBD>㣺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>

HTTPs <20><><EFBFBD><EFBFBD> **<EFBFBD><EFBFBD><EFBFBD>ϵļ<EFBFBD><EFBFBD>ܻ<EFBFBD><EFBFBD><EFBFBD>**<2A><>ʹ<EFBFBD>ù<EFBFBD><C3B9><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD>Գ<EFBFBD><D4B3><EFBFBD>Կ<EFBFBD><D4BF>֮<EFBFBD><D6AE>ʹ<EFBFBD>öԳ<C3B6><D4B3><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD>ܽ<EFBFBD><DCBD><EFBFBD>ͨ<EFBFBD>š<EFBFBD><C5A1><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD>Գ<EFBFBD><D4B3><EFBFBD>Կ<EFBFBD><D4BF>

![](https://github.com/CyC2018/InterviewNotes/blob/master/pics/110b1a9b-87cd-45c3-a21d-824623715b33.jpg)

## <20><>֤

ͨ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD> **֤<><D6A4>** <20><><EFBFBD><EFBFBD>ͨ<EFBFBD>ŷ<EFBFBD><C5B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD>й<EFBFBD><D0B9><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><D4BF>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD>ͨ<EFBFBD>ŷ<EFBFBD><C5B7>ģ<EFBFBD><C4A3><EFBFBD>ô<EFBFBD>Ϳ<EFBFBD><CDBF><EFBFBD>ȷ<EFBFBD><C8B7>ͨ<EFBFBD>ŷ<EFBFBD><C5B7>ǿɿ<C7BF><C9BF>ġ<EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>CA<EFBFBD><EFBFBD>Certificate
Authority<EFBFBD><EFBFBD><EFBFBD>䷢<EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ֤<EFBFBD>飬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD> CA <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD> HTTPs ͨ<><CDA8>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD>鷢<EFBFBD>͸<EFBFBD><CDB8>ͻ<EFBFBD><CDBB>ˣ<EFBFBD><CBA3>ͻ<EFBFBD><CDBB><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>еĹ<D0B5><C4B9><EFBFBD><EFBFBD><EFBFBD>Կ֮<D4BF>󣬾Ϳ<F3A3ACBE><CDBF>Կ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD>ܹ<EFBFBD><DCB9>̡<EFBFBD>

ʹ<EFBFBD><EFBFBD> OpenSSL <20><><EFBFBD>׿<EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>˶<EFBFBD><CBB6><EFBFBD><EFBFBD>Թ<EFBFBD><D4B9><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><D3B6>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC>䷢<EFBFBD><E4B7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD>顣<EFBFBD><E9A1A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD><DAB7>ʸ÷<CAB8><C3B7><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>޷<EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD>Ӱ<EFBFBD>ȫ<EFBFBD>ԡ<EFBFBD><D4A1>򡰸<EFBFBD><F2A1B0B8><EFBFBD>վ<EFBFBD>İ<EFBFBD>ȫ֤<C8AB><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⡱<EFBFBD>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2>

<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>а<EFBFBD>װ<EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>dz<EFBFBD><EFBFBD>߰<EFBFBD>ȫ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ʹ<EFBFBD>ÿͻ<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD>飬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>

## <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

SSL <20>ṩժҪ<D5AA><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD>ԡ<EFBFBD>