Medium Live

Bite-code

60 points

192 Solves

Reverse Engineering

Medium

thekidofarcrania moderator badge

Community Rating: 4.79 / 5

I dunno what bytecode is. Could you tell me what input of 'checkNum' will return true? The flag is just a 32-bit signed integer as a decimal (nothing else.) https://mega.nz/#!qfATFaKR!zaTNExq3Bm1MjJnePjTGQyvnvLX_xZxhbGaMv_ypaxo

First 10 Solvers

Rank Username
1 kronos
2 bordplate
3 test333
4 voidmercy
5 95570e9a
Rank Username
6 krypt0s
7 getbackmazafaka
8 Yeraisci
9 aldenb
10 bloodhound

  • rgarc

    I learned more how jvm works. thanks!

  • domin568

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  • domin568

    can you solve this without brute forcing the key ??

    • thekidofarcrania moderator badge

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  • Kucharskov

    Chalenge solved using google. But i really cant find a tool what can parse that code back to java code.