challenge.yml

---
name: Hypercube %7
author: Thib
category: Steganography
description: "IEEE 5529581


Hints : 
Modulo 7


n = 3


Flag Height : 100


Flag Width : 100


To pass from a pixel to a decimal number: It is necessary to make a conversion of the greyscale value of the pixel of a base 2n+1 to a base 10.\n


Format : Hero{flag}<br>Author : Thib"

value: null
type: dynamic
extra:
    initial: 500
    decay: 100
    minimum: 50

image: null
host: null

flags:
    - {
        type: "static",
        content: "Hero{3xpl01ting_M0d1fic4tion_D1r3ct10n_C00L?}",
        data: "case_insensitive",
    }

tags:
    - hard
    - stega

files:
    - vannesGrey.png

state: visible 
version: "0.1"