2021-06-01から1ヶ月間の記事一覧

picoCTF 2021 Crypto (5) Mini RSA

Mini RSA | 70 points Tags: AUTHOR: SARADescription What happens if you have a small exponent? There is a twist though, we padded the plaintext so that (M ** e) is just barely larger than N. Let's decrypt this: ciphertext # cat ciphertext N:…

picoCTF 2021 General Skills

ctf

Obedient Cat Description This file has a flag in plain sight (aka "in-the-clear"). Download flag. # cat flag picoCTF{s4n1ty_v3r1f13d_f28ac910}"sanity verified" Python Wrangling Description Python scripts are invoked kind of like programs i…