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So recently I was invited to give a talk at fsec in croatia. And I met some of you and that was awesome. During the conference there was also a CTF, I think all challenges were actually created by Miroslav Stampar, the author of sqlmap. Also lets try something new for this video. Lets see if we can mix challenge write-up and story telling. Let me know if it sucks or makes it more fun to watch. Web150. Hard times. Javascript + Form = Challenge. Lets have a look at it. So there is a simple form for a password and a button to check it. But when you enter anything nothing happens. And when you open the developer tools you immediately trigger a debugger breakpoint. It looks very similar to the anti debugging mechanism of the popunder stuff we had a look at. We can also go one up in the callstack and see that the javascript code is obfuscated. Those functions return the actual identifier, for example debugger. By the way it was my first time in croatia and I really liked it. Fsec was he
