Password-Protected door

Q: What is the difficulty of this problem?

This is a medium level problem worth 50 points.

Q: What type of problem is this?

This is a ctf challenge problem in the Reverse Engineering category.

Q: How many people have solved this problem?

2 users have successfully solved this problem.

Question

You stand before a digital door that will only open for someone who knows the correct password. The door is distributed as a single ELF executable (Password-Protected-Door). When run it prompts for a password; if the password matches an internal secret the door prints the flag in the format ProblemStack{...}.

Accepted Answer

Solve this medium ctf challenge problem to see the solution. Earn 50 points upon successful submission.

Password-Protected door

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