2024 LACTF - mixed signals
Overview
- 471 solves / 185 points
- author: AVDestroyer
Description
Flag format is lactf{xxx} with only lower case letters, numbers, and underscores between the braces.
Attached
Solution
Actually the author uploads wrong file, that makes this challenge so easy.
Just hear the audio, and use nato phonetic alphabet to decode.
The flag is
lactf{c4n_y0u_plz_unm1x_my_s1gn4lz}