Each year, Lincoln students compete with other students from across the country in Carnegie Mellon University’s picoCTF cyber security competition.
Tag: #pico2019
Binary Exploitation – Practice Run 1
You will need the Linux Shell for this. You also will need to know how to use the CD command to change directories and the ./ option to execute the…
Cryptography – Tapping
Hmmm. Not sure if this code is still used. Some may know this code from either sounds or light flashes.
like1000
This is a compressed file. Unfortunately, you cannot use the extract function of Windows to uncompress this like you would to a “zipped” file. Perhaps something like 7zip might work…
Forensics – Shark on a Wire
The seems to be a play on words for Wireshark. Perhaps there is such a tool on your computers.
Reverse Engineering – Vault Door Training
One big security risk is having passwords readily available in the source code of apps.
Cryptography – Easy 1
This one seemed a little difficult. You need to pay attention to the type of “key” that they provide. It is not a word or numbers. Which type of cipher…
Forensics – What lies within
To solve this one, you need a proper understanding of Steganography. Here is some information on it … Steganography is the technique of hiding secret data within an ordinary, non-secret,…
Forensics – Extensions
File Extensions are used by most operating systems to determine what kind of file the computer is looking at. Unfortunately, sometimes a file is named with the wrong extension at…