Monthly Archives May 2015

HUST festival was this weekend and we participated although many parts of the festival were Korean language, they made a great effort to put English clues in for all the challenges. This challenge was one of the earliest available so we tackled it first. It was pretty much just a PCAP file with instructions to connect to an IP address…

I worked on this one first because it was one of the earliest challenges available and for the point value must be a quick solve. We are given very little information in the challenge but at least the provided file has everything we need. root@mankrik:~/asis/algo# tar -Jxvf simple_algorithm_5a0058082857cf27d6e51c095ac59bd5 simple_algorithm/ simple_algorithm/enc.txt simple_algorithm/._simple_algorithm.py simple_algorithm/simple_algorithm.py If we examine the ciphertext we see a…

captcha We've got a rather strange png file. Very strange png. Something isn't right about it... png Stego challenges are not my favorite but still I gave this one a try because I felt the point value meant it would be a reasonably quick solve. The png file when viewed just appeared to be a single 256x256 image of the…

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