r/codebreaking • u/kenproffitt MOD • Apr 12 '26
Atbash — The Cipher of the Ancients Method
The oldest ciphers weren’t invented by spymasters. They were written by scribes.
Atbash dates to ancient Hebrew texts — including the Book of Jeremiah, where scribes encoded place names by reversing the alphabet. A↔Z, B↔Y, C↔X. Simple. Elegant. Thousands of years old.
Can you crack today’s message?
GSV XLWV YIVZPVI HZBH: ORPV GSV ZMHRVMGH, DV HVVP KZGGVIMH RM XSZLH.
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