Nicholaz99

# -*- coding: utf-8 -*- 

mapping = {
    '♈': 0,
    '♉': 1,
    '♊': 2,
    '♋': 3,
    '♌': 4,
    '♍': 5,
    '♎': 6,

Nicholaz99

from sage.all import *

# Curve: y^2 = x^3 + ax + b (mod p)
p = 404993569381
P = (391109997465, 167359562362)
Q = (209038982304, 168517698208)
b = 54575449882

# Retrieve a
x, y = P[0], P[1]

Nicholaz99

from PIL import Image
from struct import pack, unpack
from typing import List, Tuple
import random

with Image.open('out.png') as image:
    seed = b'\xed\xfe\xcb\x10'
    random.seed(seed)
    image = image.convert("RGB")
    pixels = image.load()

Nicholaz99

from sage.all import *

key = 'coqfvpbbvzohmogzjjquohnonabjqippelaxnorxrvaxdllwubieletjauvfuktrymtkkdyfdtoosjdbsyzyvpfcijyndsncnszcmumdstxxzbtzjoslsuatdehsewsysoklituxwqrnkricsfmetxcyijsacphnqqcvrlydvezlvfgivluwyfoqlvlfimhvgbitgtnctktmretedeoglvoxjqnieapzrovxyyulnfrxyzyfxpgsgfzrdbawewhdcppfqlafmjxztykrrwibvrlagyddkszkbtdiiisivvvghvzkrsbedjmstmwhuuyeuwshykkawtdmeounogfjmbrornilepfaofbxohvbmzhwwsfvnvghansbhsaiubqldvashacqxcoocgmmvocfcczlodnuexxaccvgpxnqgezszypzrnwhhpjlgnnszrylypgcwekfodlpziwyiiowxxvflpzzrfhepnsgyfdtlczynwkqvgdxyosplglfaurfrkmoxqlpfpaeupcngcvcocpxzpejsgdkqmyficjhrntaqfwrxgrwvqtzxoitfgdmfsbkrvjajlvkvaxclgyxnqlqpdaefnquxwhsejhnexvhqvjitntsgsteyidkjfvqbkbpaytmvyzeokxkaxtxharopjfpaoagcednhgfesdyqpkyyyfxwkqrpjycmbspnsunerksrrvwsrajvervchaeuazqwfazawmzchzanzzqsejyjwqrfjhbsvcgxrrsjcuishxtcmebofzumofdlmmttqknqkbxvnrvovrrmfulopzfrvqylyyccksjazfoqxefdmubmfzitzilcfefctsasfuvpfcuenglyvgjdceccxtmouwufdwrdkrvklsswvsyssapawwhxcqzyjpitrfrkphhkoybnvkaadrwbaqatbtgjucmexkqxygjhsaxacaejpquziqxhcxrkfoantpavxdfbwavdg

Nicholaz99

ans = [114,111,111,116,101,114,115,123,87,72,89,95,52,82,51,95,84,72,51,95,87,52,89,95,84,72,52,84,95,89,48,85,95,52,82,51,33,125,99,0,116,102]
flag = ""
for num in ans:
	flag += chr(num)
print "[+] Flag:", flag

Nicholaz99

from z3 import *
# buf = [
#  '\xa9', '\x91', '\xd7', '\xce', 'i', 'l', 'e', 'E', 's', '*', 'k', 'r', '\x7f', 'X', 'C', 'e', 'r', 'G', 'X', 'I', 'i', 'o', 'O', 'p', 'Y', 'd', 'e', 'C', 'y', 'X', 'x', 'r', 'W', '_', 'm', '\\', '{', 'e', 'l', 'f', 'V', 'e', 'm', 'v', 'i', 'Z', 'l', 'r', 'G', 'X', 'V', 'z', 'e', '`', 'g', 'o', 'K', 'e', 'b', 'l', 'c', 'i', 'm', 'K', 'c', 'l', '|', 'r', 'O', 'P', 'a', 'O', 'm', 'X', 'S', 'h', 'r', 'Z', 'R', 'f', 'z', 'o', '-', 'z', 'i', 'N', 'e', '3', 'y', 'X', 'x', 'r', "'", 'P', 'm', ',', '`', 'e', 'X', 'f', '$', '}', 'm', 'q', 'i', '%', 'm', 'r', '9', 'R', 'a', 'P', 'e', '\x13', 'j', 'o', '>', 'b', 'X', '+', 'b', 'o', 'k', 'L', '\x00', '\x02', '\x0c', '\x06', 'M', 'Y', 'a', 'q', 'M', 'q', ';', 'n', 'r', 'a', '\x1b', '\t', '\x07', '\n', 'l', 'p', 'f', ' ', '\x0c', '\x1c', '\x16', '\x16', '\x14', '\x1f', '\x07', '=', '\x1f', ';', '\x13', '\x07', '4', '\x03', 'b', 'o', '`', '#', '\x1d', '\x1e', '\x0c', '\x1c', '\x14', '\x1b', '\x0e', '\x1f', '\x15', '9', '\x1f', '\n', 's', 'e', '

Nicholaz99

from Crypto.Util.number import *
from pwn import *
from Crypto.Cipher import AES
from Crypto.Util.strxor import strxor
from binascii import hexlify, unhexlify
from Crypto.Util.number import *
import sys

def sign(key, message):
    try:

Nicholaz99

from pwn import *
from z3 import *
context.log_level = 'error'

def checkGuess(sample, predictions):
  for i, val in enumerate(sample):
    if (val != predictions[i]):
      return False
  return True

Nicholaz99

from Crypto.Util.number import *
from Crypto.Cipher import PKCS1_OAEP
from Crypto.PublicKey import RSA

n = 0x00b96b6278808668de6ce3d0b75315b1129300feb48ba23353f097b67c023fbdcdd0e63086ee8c711a9b153ea2c2a3121fc141e27a7d662e72b8c31e5890a0314be92a328ed8b6dbcc90c3d7f0a75dc8c13b0f41aa34776253650dfa27d3c3809b81bfb103a356ec2761b6dd233549a22bab33224092342e7027964c70a9e3eecb
e = 65537
a = 84733215803103612460901465701232424798609470209825913961212238457798293111098195061837071495218083197429913141798442522950831495758395873695688189182925448736211066067276791533151828542439575601763801135131479532656528730453020404557236783254278625529895480234633323403399468237577058553920576024305830379725
r = 21700996784810065805847020455080940987640304282783092123992896363328128691169420271855815648912121417792054646557156071514079520782530801688062034321252682229729442734741486715339008457753023855600772948737800521010217600436912058582658334252483984244806083617513596479033871117464319239681526924092910597300
c = 854071817597552

Nicholaz99

from sage.all import *
from Crypto.Util.number import *

n1 = 16665162598091416675035243372929255215330237988600063606115453406246759269279788760269977993441302227754535063989940158801403082299136924692382379772238783511717805089453627769958409474798262234585212880036578100065244955419654350030210214612873050000707217728997449651244785327256673209001617229204596903739745000294771409411741050416912250410842101344110865361910624576900847453308353320549785990249062848385268654951594713494728031930339317011245422247813046177464952338694367015023462166849724348822067012372916419798329882575892837697474973759070677459272935998500533063881083981623170007582400032456357369057331
n2 = 123279676666084000896842926376977238866927430473119431176344532976966725966021328327701807637064104811363854287970644304707443032608751300253649681840334402781681492300150126513397003619114552462765351792990039086498200554781665325023328969783148395484562214984096890201377302019618026617965229591852896762931689581009947892789279286140606