砍敺 IT_man 2015-7-3 10:47 蝺刻摩 j F7 V/ Q- z3 V/ ]4 ^( |; Q) N2 `
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敺憭蝬脩賣菜葫雿輻刻 IP 踝銝蝞⊥臬斗瑚蝙刻靘芸芷嚗航雿輻刻雿蝵柴雿臭仿嚗蝬脰楝銝憭批貊摮詨券券賣胯航炊甇蝣箇蝔撘撖急臭誑蝣箔仿閮芸恥 IP嚗雿舫航炊撖急餃航質蝬脩蝞∠瘞賊銝仿舐蔽靘皞
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7 \$ L# S7 {* l5 F: {甈⊥桀停菜葫 IP 霅圈靘Z蝔桅航炊撖急
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雿仿蝬脰楝銝摮豢臭摰函嚗
8 ? c7 o' ]; t靘銝銝蝬脰楝銝摮賂霈 Google 曆銝PHP 敺 IP嚗撠勗臭誑啗迂憭鈭箇勗摮賂冽銝撣貉摮訾 d. b6 n; P% X% t' V
隞 PHP 箔嚗
/ K- ?" S8 K) F% j' p- g# M/ I- <?php
' n1 \: ~+ q: ^: |5 p - if(!empty($_SERVER['HTTP_CLIENT_IP'])){0 c, b( [" a6 W: @& D
- $myip = $_SERVER['HTTP_CLIENT_IP'];
. w3 x4 {1 A" T/ U, A# l" @* i" y - }else if(!empty($_SERVER['HTTP_X_FORWARDED_FOR'])){& h) X' E6 v: f* v
- $myip = $_SERVER['HTTP_X_FORWARDED_FOR'];! }) S7 \3 ~ x) ]
- }else{
7 Q8 O1 D ?) i, j6 l4 m - $myip= $_SERVER['REMOTE_ADDR'];
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9 M' W! W9 B/ ?4 `: D- ^, h4 R* ]) k - echo $myip;
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銴鋆賭誨蝣
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臭敺箸祉撖急敺甇蝣箇單嚗憒 HTTP Header 銝剖怒Client-IP嚗撠勗隞乩嗡撖 IP亙怒X-Forwarded-For嚗隞嗡撖 IP亙抵賣嚗REMOTE_ADDR霈訾箇撖 IP箇嗡蝙刻蝺隞隡箸冽嚗REMOTE_ADDR 憿舐內箔誨隡箸 Proxy IP典隞隡箸冽撠雿輻刻憪撖 IP 曉 Client-IP X-Forwarded-For header 銝剖喲嚗憒刻訾葉澆怠臭誑敺撖 IP
9 H* W/ j' G5 y6 v3 z雿臭仿嚗蝬脰楝銝 80% 摮詨神瘜券券賣胯航炊( v. h6 q! ~4 t; n1 T' }* C: q
T4 Z/ U; ?) j, a% M* Y8 _箔暻潮璅隤芸g隢憭批振閮敺銝隞嗡嚗隞颱敺摰X嗥垢敺鞈賣臭臭縑隞餌嚗$ Z2 ?: N" v+ F2 r& w8 [
/ F% _' ^2 D' p; V蝡 HTTP HeaderX-Forwarded-For霈賊嗚璈敺雿輻刻撖 IP嚗雿舐望潮潭臬摰X嗥垢喲靘嚗隞乓航賬鋡思蝙刻蝡嫘: L8 V; n1 x: R2 g" Q
靘靘隤迎撖思銝撠蝔撘嚗菜葫鈭撣貉 HTTP Header 斗 IP銝虫雿輻 Burp Suite 撌亙瑚靽格 HTTP Request
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+ F+ M- o6 ~ y) WV憿舐內桀桀 IP49.50.68.17嚗銝虫嗡 header 舐征雿憒隞憭拐蝙 Burp Suite 銋憿 Proxy 撌亙瑁芾蝡孵嚗銝 X-Forwarded-For Client-IP header嚗
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9 Z7 U3 w' X/ c9 d% N Y靽格孵V敺嚗啣祉憿舐內 IP 隞g潛曄雯臬蝡寧 header 嗡甇蝣箇鞈憛怠乓% N) Z' L2 ?5 E- Y
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雿輻其誨隡箸 Proxy 瘜雿輻其誨隡箸函瘜銝嚗HTTP Header 銝銵箝靘憒 Elite Proxy 憒雿梯摰X嗥垢撖 IP隞乩蝪∪桐蝝孵嗾蝔桀虜閬瘜蝯血雿
/ o+ @* p7 o) t湔仿蝺 嚗瘝雿輻 Proxy嚗8 d$ E' u; L* B6 P' Y' R* O
$ F1 }9 U! c3 `1 P+ e \: y% S - REMOTE_ADDR: 摰X嗥垢撖 IP
- HTTP_VIA:
- HTTP_X_FORWARDED_FOR: 5 w2 \& |( c& Z+ |1 L
Transparent Proxy
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- REMOTE_ADDR: 敺銝隞隡箸 IP
- HTTP_VIA: 隞隡箸 IP
- HTTP_X_FORWARDED_FOR: 摰X嗥垢撖 IP嚗敺隞仿暺銝脫亙蝬隞隡箸 IP
# B- q) I* ?+ W J- ? Anonymous Proxy
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( K6 R" i, I6 N5 v$ ? - REMOTE_ADDR: 敺銝隞隡箸 IP
- HTTP_VIA: 隞隡箸 IP
- HTTP_X_FORWARDED_FOR: 隞隡箸 IP嚗敺隞仿暺銝脫亙蝬隞隡箸 IP
: h$ t9 _6 a9 p" z% L High Anonymity Proxy (Elite Proxy)
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: f' G3 a# i6 y+ {! b! d - REMOTE_ADDR: 隞隡箸 IP
- HTTP_VIA:
- HTTP_X_FORWARDED_FOR: (隞仿暺銝脫亙蝬隞隡箸 IP)% ^+ A8 W# H) h5 c+ o
撖阡瘜冽皜祈岫蝔銝哨撣豢賣霈閬賢刻芸葆 X-Forwarded-For嚗銝虫芾憛怠 IP撣詨虜潛暹銝鈭蝬脩箇曉銝霅血
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- e& a' X8 V1 H& X ~8 L+ h% @4 D瘝荔銝甈∠餃乩蝵 127.0.0.1嚗瘝荔舐亙隢憯憟隞嗚Discuz!踝 IP 賭臭摰函撖急銋璅蝬撽嚗銋 X-Forwarded-For header 唬鈭蝬脩嚗蝡嗥湔亙箇曄恣敺堆
: H* c' v; ^) u# _雿閬箏芣銝砌犖啣神蝔撘璅憿嚗嗅祕憭批蝬脩銋航賣憿隡潛憿嚗( S4 o, v# _ p$ F5 L6 M
t+ n0 t& J7 h7 W/ y2 g5 ^- e* v銝隢箔暻 127.0.0.1 函嚗璅撖急航賣霈蝞∠瘞賊銝啁舐蔽撖 IP嚗單餅臭誑蝡 header 亦寞摮嚗撠蝬脩脰 SQL Injection Cross-Site Scripting 餅
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隢雿潸蝞∠閮雿憭批嚗園鈭 Request Header 航賢急撖 IP 鞈閮嚗雿臬箔摰冽找擃嚗甇斗蝯撠銝賢其縑鞈湧詨潦' m0 ~7 ?2 E4 N( ^ y, X
閰脫暻潸g撱箄降航賊 header 甈雿摮亥摨恬怒REMOTE_ADDRX-Forwarded-For蝑蝑嚗甇舐蔽鈭隞嗥潛嚗撠勗臭誑隤踹箸摰渡 IP 鞈閮脰鈭箏極斗瘀曉箇甇 IP嗥嗅 header 摮亦詨潔航賣剖唳餅蝡寞亦寞摮閰 SQL Injection嚗甇文亙澆蝬瞈橘雿輻 Prepared Statement 脰摮整1 a% V6 S) g+ L$ M* U/ f7 d
臭誑 HTTP Header嚗靘批航賢曄撖 IP 摨嚗* HTTP_CLIENT_IP* HTTP_X_FORWARDED_FOR* HTTP_X_FORWARDED* HTTP_X_CLUSTER_CLIENT_IP* HTTP_FORWARDED_FOR* HTTP_FORWARDED* REMOTE_ADDR (撖 IP Proxy IP)* HTTP_VIA (蝬 Proxy)
6 A/ e5 X5 p3 h9 J8 C# u5 H4 Q. U擏剖恥蝬准撠望舀曉箇雯蝡隞颱航賜寧撘梢嚗敺蝬脤銝蝝 HTTP Header 賣臬閰衣撠鞊∼甇方澈粹脩戌銝摰閬皜璆仿芯詨潭臭賭縑鞈渡嚗銝閬蝬脰楝銝航炊摮訾嚗, g! x3 j* q" ~5 w) ^
4 `1 ~+ z! y7 L- `9 J* CEO Allen Own 憭找 http://devco.re/blog/2014/06/19/client-ip-detection/
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