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DescriptionWant to play a game? As you use more of the shell, you might be interested in how they work! Binary search is a classic algorithm used to quickly find an item in a sorted list. Can you find the flag? You'll have 1000 possibilities and only 10 guesses.Cyber security often has a huge amount of data to look through - from logs, vulnerability reports, and forensics. Practicing the fundame..

DescriptionI've gotten bored of handing out flags as text. Wouldn't it be cool if they were an image instead?You can download the challenge files here:challenge.zipThe same files are accessible via SSH here: ssh -p 58599 ctf-player@atlas.picoctf.netUsing the password 83dcefb7. Accept the fingerprint with yes, and ls once connected to begin. Remember, in a shell, passwords are hidden! challenge.z..

DescriptionPeople keep trying to trick my players with imitation flags. I want to make sure they get the real thing! I'm going to provide the SHA-256 hash and a decrypt script to help you know that my flags are legitimate.ssh -p 49526 ctf-player@rhea.picoctf.netUsing the password 1db87a14. Accept the fingerprint with yes, and ls once connected to begin. Remember, in a shell, passwords are hidden..