Monoalphabetic
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2 articles
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.
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Keyword Cipher History: Complete Guide to Classical Cryptography
Discover the fascinating history of keyword ciphers from 15th-century Renaissance Europe to modern educational applications. Complete guide covering encryption, decryption, cryptanalysis, and real-world examples.