If you need a clue ask the group to send you a letter to your private reply.
4 minutes good
3 minutes excellent
2 minutes exceptional
90 seconds superior
LFPJFB QLF IDBLR STEF VJJZBF ASEQRA, IMS ES EA TLDZ SJ IDBLR L IMFZCB JW STB ALUB. —JCZ ALPEFN
Solution to previous puzzle (select the yellow text with your cursor to read):
ANYONE CAN BREAK THIN WOODEN STICKS, BUT IT IS HARD TO BREAK A BUNDLE OF THE SAME. —OLD SAYING
HAL'S CRYPTOGRAM HELPER
Word salad.