CTF: BITSCTF 2017 Points: 20 Category: Crypto Description Brute and get the base 32 format of flag. encrypted.txt: MZYVMIWLGBL7CIJOGJQVOA3IN5BLYC3NHI This task is worth 20 points, but only 8 teams have solved it during ctf and I really wonder why. Before…
CodiSec’s CTF Team (CS16) has just returned from SECCON finals in Tokyo. They ended up with a very good 6th place leaving many world CTF leaders behind. CodiSec was represented by Marcin Kościelnicki, Borys Popławski, Robert Tomkowski and Krzysztof Zając…
November brought a new success in our intensive CTF work! We took 2nd place at DefCamp! The competition’s finals were held in Bucharest, Romania, during one of CEE’s most significant hacking conferences attended by more than 1,000 IT security specialists.…
November 8 saw the first public presentation of Veles – our brand-new open-source tool for binary file analysis – at the Security PWNing Conference in Warsaw. Marcin Koscielnicki and Maciej Pytel ran a demo of the new tool in action…
Last week our CTF team took second place in the hack.lu competition. The competition was part of Hack.lu 2016 – an open convention / conference where people can discuss about computer security, privacy, information technology and its cultural / technical…
Last weekend our team won the IceCTF contest! Link to full ranking ceCTF is a computer security contest targeted at anyone with an interest in computer science. Held by the icelandic team cRUcible, the contest gathered over 1690 teams from…
Link: https://wargame.whitehat.vn/Challenges/DetailContest/143 Points: 100 Category: RE Description http://material.wargame.whitehat.vn/contests/11/digital_fortrees.exe flag = SHA1(FirstRoom:SecondRoom:ThridRoom) tl;dr Simple python program packed with py2exe. After recovering python code back from it, turns out all you need to do is factorize 28-digit number made of 3 primes. Solution…
Link: https://backdoor.sdslabs.co/challenges/LOSSLESS Author: Arpit Singla Points: 100 Category: stegano Description d4rth used his dirty methods to hide a secret in a png file. He is cleverly trying to divert your focus from challenge, but the force is strong with you.…