 - Challenge 4 : http://nibbles.tuxfamily.org/?p=1101 (french) by ipv
 - Challenge 7 : http://blog.stalkr.net/2010/03/codegate-decrypting-https-ssl-rsa-768.html (english)
 - Challenge 9 : http://nibbles.tuxfamily.org/?p=1066 (english) by Gu1
 - Challenge 17:http://blog.stalkr.net/2010/03/write-up-codegate-2010-17-crypto-linear.html (english)
 - Challenge 19:http://blog.stalkr.net/2010/03/codegate-forensic-sleuthkit-autopsy.html (english)