I competed in UIUCTF this year with Aaron Cao. We ended up placing 23rd with 1300 points. Here are some of the solutions to the challenges I solved.
EasyCTF just concluded this Monday! Looking back on the competition, I’d say that this year was our best year ever. Let’s take a look at some of the stats.
Recently, a new little icon appeared in the text box on Messenger next to the camera icon and payments:
If you click it, a menu shows up and you can play a number of in-browser games. It seems that the games are run without any plugins, so they use HTML5 to run and…
Over the past week, I again worked with Gophers in the Shell on a Ukrainian CTF called H4CK1T CTF. We finished 59th out of 1057 teams, with 2703 points. Here are some of my writeups.
I participated in VolgaCTF under the team Shell Smash. We finished in 138th place with 600 points. Here are the write-ups for the problems that I did.
Yep, I’m one of those people. Go ahead and judge me, but at least hear me out first.
Obviously, the first thing we have to do in order to answer the “Is HTML a programming language?” question is to define what a programming…
Over the weekend, I worked with the team Gophers in the Shell on CSAW CTF 2016. We ended up placing 317th place, with 401 points. Here I’m going to document the problems that I solved during the competition.
We’re given a buffer of 20 characters and an int. The program reads 24 characters from input, exactly overwriting the int. The exploit code:
(python -c ‘print “\xef\xbe\xad\xde” * 6’; cat) |…
A lot of websites put cookies on your computer in order to save information about your previous visits to the site. The most common use case would be storing a key that would allow your computer to auto-login to the site the next time you visited it (rather than forcing you to…
Recently, I’ve been exploring installing various Linux distributions over my Windows installation. The main reason for doing this would be not having to pull up a virtual machine every time I wanted to do anything.
These were the top 10 stories published by Michael’s Blog; you can also dive into yearly archives: 2016, 2017.