: Systematically swapping letters according to established cipher charts like Atbash .
The author of Shorshei HaShemot is the luminous figure of Rabbi Moses ben Mordecai Zacuto (c. 1620–1697), known by his Hebrew acronym, the ReMe"Z. A rabbi, kabbalist, and poet, Zacuto led an extraordinary life. He was born into a Portuguese Marrano family in Amsterdam but later settled in Italy, where he became a leading light of kabbalistic study. shorshei hashemot pdf hot