ritsec2019


CTF Archive.

Welcome to RITSEC CTF 2019

RITSEC CTF 2019 is a security-focused competition that features the following categories: Bin, PWN, Crypto, Forensics, Steganography, and Web. We welcome beginners and more advanced security friends! There will be three brackets: RIT students, other college students, and everyone else.

Original Date: Fri, 15 Nov. 2019, 17:00 UTC — Mon, 18 Nov. 2019, 05:00 UTC
Original URL: https://ctf.ritsec.club/
CTFtime Entry: RITSEC CTF 2019
Original Team: Contagion
Original Git Repository: https://github.com/ritsec/RITSEC-CTF-2019/tree/master


Challenges

Encoding is not encryption, but what if I just encode the flag with base16,32,64? If I encode my precious flag for 150 times, surely no one will be able to decode it, right?

Use flagCheck to input the flag you get from the challenge to get the actual flag

Author: Sunggwan Choi

.‡8]5);483‡5;

You must wrap the flag in RITSEC{lowercase}

Use flagCheck to input the flag you get from the challenge to get the actual flag

Author: Contagion

Well, this is embarassing... I've accidentally compiled 999 ELF files with my password somewhere along the line, one character at a time.

Solve these in order, each accepting one ASCII character. Keep going...eventually combining these solutions will match the regular expression RITSEC{.*}

Good luck, and thanks for the help!

Use flagCheck to input the flag you get from the challenge to get the actual flag

Author: INGRESSIVE

People hide things in images all the time! See if you can find what the artist forgot to take out in this one!

Editor's Note: Flag is all uppercase

Use flagCheck to input the flag you get from the challenge to get the actual flag

Author: Impos73r


30-Day Scoreboard:

This scoreboard reflects solves for challenges in this module after the module launched in this dojo.

7-Day | 30-Day | All-Time

Rank Hacker Badges Score