You need to find the secret URL:
The key of the first part of the URL is: "A Keynote as many Numbers of Pages"
The key of the second part of the URL is: "d29yZHByZXNzCg==" and it is under the Base #64
The key of the third part of the URL is: "frp"
The final URL will be: "First part.Second part.Third part"
Good luck !
If you have a hard time finding this URL, i will give another clue
I am sorry to say that there is no rewards...
P.S. Cypher is your friend
Winners so far:
French MacHeist Lover