pietrogamer's Embrace RSA

Author:
pietrogamer

Language:
Java

Upload:
2026-09-27 18:25

Download

Platform:
Multiplatform

Difficulty:
1.5

Quality:
4.0

Arch:
java

Downloads:
113

Size:
124.80 KB

Writeups:
0

Comments:
1

Description

A simple RSA-based Java keygenme. Find a valid serial for any username. Good luck.

Labels ?

Crypto / hash algorithm RSA SHA-256 Custom / generic obfuscation

Comments (1)
Writeups (0)

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arshi on 2026-09-28 06:44: import hashlib,sys N=26496633762146499818860157002479052785659218298910846353636500220736231412584690289692744501740342807358419171842903405070650989567788641540165117027624320225446933431225525511492285704023402535919310959719360794704009709525500262891058503799496169869483101509242346719726416741871217047836570293584493819103414069216264429488563508552791368747404063573415512785968533726657435476727701944811983631450302904441386850741255186991265107621306375445936649071960768667376357094970090371446120123120541367583390506188146662593620959699733016715285538286615648530228310868951704708669286053275142959175387360446674197678933 D=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u=sys.argv[1].strip() m=int.from_bytes(hashlib.sha256(u.encode()).digest(),"big") print(format(pow(m,D,N),"x"))

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crackmes.one

crackmes.one

pietrogamer's Embrace RSA