[DaVinciCTF 2025] OSINT/B-Prevent,C-coordinates Writeup

단국대 중앙동아리 AEGIS CTF팀에서 총 두 문제 기여했습니다.

B-Prevent

You have been found by the OCBC (Office central de lutte contre le trafic des biens culturels - Central Office for Combating Trafficking in Cultural Property).
To guarantee your freedom, you must cooperate :
if you manage to provide all the information relating to the investigation, no charges will be brought against you.
We have identified that the following works will be attempting to be stolen shortly : Les trois dames de Gand Dame à sa toilette (Pieter Jacobsz Codde) Le Lion de Florence (Nicolas André Monsiau) Your mission is to find the name of the AILE in which the items are stored, as well as their main inventory number.
The flag is in the form :
DVCTF{AILE1-RF1_AILE2-RF2_AILE3-RF3}.
Example: Artwork 1 in the DaVinci AILE with RF number 123 Artwork 2 in the Leonardo AILE with an RF number 456 789 Artwork 3 in the Mona Lisa AILE with an RF number of 1011
=> DVCTF{DAVINCI-123_LEONARDO-456789_MONA-1011}
https://collections.louvre.fr/en/ark:/53355/cl010059203

Les trois dames de Gand

https://collections.louvre.fr/en/ark:/53355/cl010063550

Dame à sa toilette

https://collections.louvre.fr/en/ark:/53355/cl010060919

Le Lion de Florence

DVCTF{DENON-902_RICHELIEU-612_SULLY-1983104}
 

C-coodinates

문제가 뭐였는지 기억이 안나는데 대충 루브르 1층의 E 3023 N 2290의 원산지를 플래그에 넣으라는 문제였던거같다.

-> 참고로 번역기 on 상태라 헤맸는데,,, 프랑스어로 돌려주면 플래그가 나온다.
DVCTF{Saqqara-Nord} 
 
 
우리팀 19등? 12등 했단다.. 일단 기쁘니까 올려본다.