During TyphoonCon 2019 we held an open contest which involved a specially crafted binary program we provided. The goal of the contest was to code a program which, when launched, interacts with the challenge program via network traffic and obtains the hidden message: “TyphoonCon 2019 Get this string first!”. The winners where chosen based on …
During the event of OffensiveCon, we launched a reverse engineering and encryption challenge and gave the attendees the change to win great prizes. The challenge was divided into two parts, a file – can be downloaded from here: https://www.beyondsecurity.com/bevxcon/bevx-challenge-1 – that you had to download and reverse engineer and server that you had to access …
In our post found here: https://blogs.securiteam.com/index.php/archives/3616, we hid a challenge. The challenge was split into two parts: 1. Finding it 2. Solving it Finding it wasn’t very hard, the challenge was hidden inside the image, it wasn’t anything fancy, just inside the image you had a zip file appended to the end of the file: …
We recently participated in DefCamp conference Romania. It’s our third time sponsoring this conference (!) and first time to attended. Because it was the first time participated in person, we also sponsored the CTF competition and of course – we sponsored the flights, conference entry and accommodation to our community security researchers! that attended. The …
UPDATE: I got word that rileykidd has posted his own write-up, if you would like to see another solution go to: http://rileykidd.com/2016/06/09/hack-in-the-box-2016-misc400-writeup-part-1/ The following is a write-up on our Hack in the Box 2016 PHP Challenge that was part of the CTF. The CTF’s goal was to give researchers and security researcher (as CTF was …
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