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Getting 'Coikoe' in http request instead of 'Cookie'

Tags:

http

cookies

Our website is receiving http requests from a user which contains 'Coikoe' tag instead of 'Cookie'.

Http request object received from firefox is mentioned below :

com.pratilipi.servlet.UxModeFilter doFilter: REQUEST : GET http://www.pratilipi.com/books/gujarati HTTP/1.1
Host: http//www.pratilipi.com
User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Referer: http://www.pratilipi.com/?action=login
Coikoe: _gat=1; visit_count=1; page_count=2
X-AppEngine-Country: XX
X-AppEngine-Region: xx
X-AppEngine-City: XXXXXX
X-AppEngine-CityLatLong: 12.232344,12.232445

Http request object received from google chrome is mentioned below :

com.pratilipi.servlet.UxModeFilter doFilter: REQUEST : GET http//www.pratilipi.com/books/hindi HTTP/1.1
Host: http//www.pratilipi.com
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.132 Safari/537.36
Referer: http//www.pratilipi.com
Accept-Language: en-US,en;q=0.8,ta;q=0.6
Coikoe: _gat=1; visit_count=1; page_count=1
X-AppEngine-Country: XX
X-AppEngine-Region: xx
X-AppEngine-City: xxxxxx
X-AppEngine-CityLatLong: 12.232344,12.232445

User is using window 8 system.

Question : Why is this happening and how can I solve it? I have never seen anything like this before. Anyone has come accross anything like this

Thank You

like image 561
genirahul Avatar asked Jul 09 '15 14:07

genirahul


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1 Answers

This user will be using some sort of privacy proxy.

The same happens for the Connection request header as explained in Cneonction and nnCoection HTTP headers: the proxy mangles the header so it won't be recognized by the receiver, but by merely shuffling some letters around the TCP packet's checksum will remain the same.

like image 116
CodeCaster Avatar answered Nov 14 '22 09:11

CodeCaster