[WarGame] already got

http://wargame.kr:8080/prob/31/

you’ve already got key! :p

Xem source, không có gì. Xem response header:

HTTP/1.1 200 OK
Date: Tue, 10 Sep 2013 14:22:55 GMT
Server: Apache/2.2.14 (Ubuntu)
X-Powered-By: PHP/5.3.2-1ubuntu4.21
AUTHKEY: fe48d93dbcb9069a6dbd068e02c8208aa87017a6
Vary: Accept-Encoding
Content-Encoding: gzip
Content-Length: 47
Keep-Alive: timeout=15, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8

Thử với giá trị của AUTHKEY, goodboy

→ flag = fe48d93dbcb9069a6dbd068e02c8208aa87017a6.