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UMDCTF 2021 - Steg Safari | Steg
Steg Safari There’s a lot of steps on this safari adventure… come with me to search for wild flags! Given image: Solution The prompt was not lying about having numerous steps in this challenge. This steg challenge was one of the best steg challenges that I have ever done. I...
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UMDCTF 2021 - Roy's Randomness | Steg
Roy’s Randomness Roy found some suspicious network traffic, wireshark shows so many errors with it! Can you figure out what’s happening? Downloadable file: network traffic Solution There are only three types of packets: SYN, RST, and PSH. If we assume the PSH packet is a pause between characters, we will...
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UMDCTF 2021 - Magic | Steg
Magic I spy with my magic-eye a flag! Note: FaZe Apex helped me learn this trick Note: Wrap what you get with UMDCTF-{} Given image: Given Youtube link: https://www.youtube.com/watch?v=kLK0SurFlvQ&t=143s Solution The Youtube video introduces something called the “magic eye”. After a google search of “magic eye + steganography”, I came...