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Update EC parameter for 512 bit sized flags #163

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Update EC parameter for 512 bit sized flags #163

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f5b971b
Update EC parameter for 512 bit sized flags
x-64 Dec 16, 2025
d857e6f
Merge branch 'main' into fix/l3akctf2025_dumber
prathamgupta36 Dec 18, 2025
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8 changes: 4 additions & 4 deletions l3akctf2025/dumber/chall
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Expand Up @@ -2,10 +2,10 @@
from Crypto.Util.number import bytes_to_long, long_to_bytes
from sage.all import *

#a,b,p = ?,?,?
a = 121547024516589838748345110141426750807
b = 7914092104289289683791712783390872437
p = 13291510692868661437224070910406918137926842040211728641528067393501968123210518869652984806112658744065588422523015753882654205841020261730856999798869673
#a,b,p = ?,?,?
a = 17801836189733377785295362029761667987972501213297452798611574944384395030461
b = 42981949191870239792389518377291345948295848297527160008386893923017818487900
p = 59143948222596372861761000728366832120206904374471306879672978099984384207757

flag = open("/flag", "r").read().strip()
mid = len(flag) // 2
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