http://list-s3.scriptingis.life.ctf.s3-website-us-east-1.amazonaws.com
Author: scriptingislife
Accessing the following url enumerates the contents of the bucket:
$ curl http://bucketsoffun-ctf.s3.amazonaws.com/
You will notice besides the index.html
the youfoundme-asd897kjm.txt
text file, lets check that out:
$ curl http://bucketsoffun-ctf.s3.amazonaws.com/youfoundme-asd897kjm.txt
flag: RITSEC{LIST_HIDDEN_FILES}