Atbash Cipher

Browse all articles tagged withAtbash Cipher

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The Complete History of the Atbash Cipher: From Ancient Hebrew to Modern Cryptography

The Complete History of the Atbash Cipher: From Ancient Hebrew to Modern Cryptography

Discover how ancient Hebrew scribes invented the Atbash cipher in 500 BCE to encrypt 'Babylon' as 'Sheshach' in the Book of Jeremiah, creating humanity's oldest documented encryption system that survives today as a foundational example in cryptography education.

Cipher History12 min readDec 9, 2025