FDEWERF, a cipher/enigma/mystery, has enthralled/baffled/captivated researchers for centuries/decades/years. Its complex/intricate/obscure structure presents/poses/offers a daunting/formidable/challenging puzzle. Scholars/Experts/Analysts have toiled/struggled/labored to decipher/unravel/solve its secrets/hidden meanings/true nature, but FDEWERF re