$ ctf42

VALidTOR

Pwn weight 24.34 No technique tags yet.
Difficulty Not rated yet

Author: packmad

Flag format: N0PS{...}

Jojo has finally triangulated n00psy’s SOS signal... and it’s emanating from a very cranky pink flip-phone running an equally cranky Android app.

Inside the handset lurks VALidATOR, a gatekeeper who refuses to let anyone decipher Noopsy’s voicemail unless you whisper the one valid integer into its single, lonely text box. Legend says the number untangles a knot of modular riddles that the three evil Lords have etched.

Author : packmad

Challenge designed by ThreatNemesis

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