28 - T-shirt
Same as local T-shirt challenge:
https://ctf.fluxfingers.net/challenges/noclue.png Send your answers to
fluxfingers@rub.de AND info@hack.lu. Hint: "It was in use sometime ago" #ctf
#infosec Hint: https://ctf.fluxfingers.net/challenges/IMG_4924.JPG


credits: manually evaluated - no time bonus.