This is another particularly satisfying one to solve.
XGJDGSZUIDSSDDDOURPMHDNOUZJMTBMVNAFQTVBISIBSUIDS HOHNGHOUDHFQTHOUGFOTNAFSEJDMEFFODSZUFCCZHUEPSLBM JOSFHQBKEPLBHOUGBUHTDVDKJEDBMCVSONUONSNDVBMJCFZO
Good luck. As usual, the password is in lower-case and contains no punctuation. Also, it is precisely twelve letters in length.
Could you be slightly more specific about the timescale for this cipher?
It took me a while to realise what you meant. Within the last decade.