One of our engineers wrote this encryption tool just before going on vacation. Unfortunately it has been crashing very often and we need your help finding out why. We've attached the source code, the binary itself and a recent coredump. Those expensive security consultants have been saying that coredumps may contain sensitive data, but we don't believe that hogwash...

Source: one.c
Binary: one
Coredump: hard_core

You get 150 points for this challenge.

Solvers: no one

2018 forensics reversing

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