Questions and Inquiries Hello. This is instructor Choi Il-seon! Thank you so much for taking my class (_ _) I'm writing this to inform you of one thing! If you leave a question on inflearn, it's hard for me to check ^^; If you leave a question on the Security Project Naver Cafe, I'll try to answer it quickly! Security Project: http://cafe.naver.com/boanproject E-mail: isc0304@naver.com Fighting!