Rows:
| CHALLENGE | AUTHORS | SOLVES (CURRENT) | SOLVE RATE (AT CONTEST TIME) |
|---|---|---|---|
WelcomeMisc | 1379 solves | - | |
AlpacaHack 2100Misc | 1070 solves | - | |
a fact of CTFCrypto | 660 solves | - | |
Simple LoginWeb | 553 solves | Top 28% = 84/300 users | |
EmojifyWeb | 464 solves | - | |
432 solves | - | ||
388 solves | - | ||
echoPwn | 332 solves | Top 32% = 56/174 users | |
hit-and-missMisc | 293 solves | - | |
super-tomatoCrypto | 287 solves | - | |
267 solves | - | ||
Alpaca BankWeb | 266 solves | - | |
263 solves | Top 15% = 71/458 users | ||
size limitCrypto | 261 solves | - | |
258 solves | - | ||
254 solves | - | ||
Xmas LoginWeb | 254 solves | - | |
πWeb | 253 solves | - | |
qrimeCrypto | 245 solves | Top 38% = 91/239 users | |
Encoding BasicsMisc Crypto | 236 solves | - |
Rows:
εΊεγγγγ©γ°γεΎ©ε γγ¦γγ γγπ
import os
from Crypto.Util.number import getPrime, bytes_to_long
x = bytes_to_long(os.getenv("FLAG").encode())
for _ in range(42):
x *= getPrime(42)
print(x)
εΊε:
1147519914005635970823022779519580521609222940350823007699842537827644738629829657046897975782350987748029018405699017377382521676899556171556649128260865812262043303782475632488849236816194782530154901066736272457909268699844626557409460652217501658644287801649083260640392194864370700199619482572398308537257922259125395585581757757644945754520977388691814074631081409677094992839775104691433743609551833747629636402523522392312458111656977789142053773849669780021688811768524291886161405435708715493344047580746854894532523408006689911316576153711061177239836663374119954672786387