Everything about security



[HITCON CTF 2019 Quals] heXDump Write-up (Misc202)

ūüėÜ nc 21700 heXDump-78a4bcbc095a3231c5caf30ce4c6ddf4c77d4c33.rb We are given a ruby script:

Write operation allows us to write to the temporary file created and read operation prints out the content of the file as md5/sha1 hashed or aes256 encrypted using… Continue Reading →

[noxCTF 2018] Slippery Situation Write-up (Misc750)

Something slippery is happening here, this virus scan website smells fishy, thats why its slippy, I need to get to the control panel and see whats going on. Here we have a website that claims to scan zip files… Continue Reading →

[noxCTF 2018] Python For Fun 2 Write-up (Misc634)

A hacker found a sec hole in our online python class ūüôĀ He read our secret file which contains the secret way of milking a snake! After hunting him down, we fixed the hole so no one will ever milk… Continue Reading →

[noxCTF 2018] Python For Fun Write-up (Misc292)

Welcome to noxale’s online python class!!! You can try it for free for a limited time and learn basic programming in python 3. The website has three different pages for teaching python 3. The pages are ‘fix the code’,… Continue Reading →

[XIOMARA CTF 2018] Mario’s Dream Write-up (Misc100)

Welcome again challenger!! Our Young Mario was dreaming about Xors when he was struck with a question. Help him solve his question. Let’s connect to the server and see what’s going on.

So, we need to find the… Continue Reading →

[CSAW CTF Quals 2017] Serial Write-up (Misc50)

nc 4239 Let’s connect to the server and see what’s going on.

It seems the server wants to send us some data. It offers 8-1-1 even parity to prevent us from getting the data incorretly. We will use… Continue Reading →

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