ImaginaryCTF

TARp

It helps to have a rain tarp when there's bad weather.

Relatively Small Arguments

Last challenge before the big CTF! Bog-standard RSA, but I made some of the numbers smaller, just for slightly faster calculation.

rsa.py

Personalized

I found this place that just hands out flags! The only problem is that they're all encrypted, tailored to you, personally. Can you decrypt it?

enc.py

AES

Python 3.8.10 (default, Mar 15 2022, 12:22:08)
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import random
>>> from Crypto.Cipher import AES
>>> key = random.choice(open("rockyou.txt", "rb").readlines()[:10000]).strip()
>>> key = key.zfill(16)
>>> cipher = AES.new(key, AES.MODE_ECB)
>>> cipher.encrypt(open("flag.txt", "rb").read().zfill(48))
b"\xd6\x19O\xbeA\xb0\x15\x87\x0e\xc7\xc4\xc1\xe9h\xd8\xe6\xc6\x95\x82\xaa#\x91\xdb2l\xfa\xf7\xe1C\xb8\x11\x04\x82p\xe5\x9e\xb1\x0c*\xcc[('\x0f\xcc\xa7W\xff"

NO FILE