Everything about Four-square cipher

🧭 Start here: a 6-step reading path

1. Read the overview: Four-square cipherA 5-minute orientation
2. Pick up a classic book: SymbolismThe most-reprinted book on the subject
3. Read the landmark paper: An Extended Version of Four-Square Cipher using 10 X 10 MatrixesCited 2 times
4. Go sideways: Two-square cipherA closely related topic
5. Go sideways: Classical cipherA closely related topic

🏆 Landmark papers (most cited)

• An Extended Version of Four-Square Cipher using 10 X 10 Matrixes

  J. Aishwarya, V. Palanisamy, K. Kanagaram · 2014 · International Journal of Computer Applications · 2 citations

📚 Books worth reading

• SymbolismMilton A. Pottenger · 1996

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

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