Build a 5×5 from TESLA, then the rest of the alphabet minus J. For each five-letter block, write row numbers, then column numbers, then read pairs as new letters.
Cipher · Sunday 30 August 2026
This desk has not corrected this file. Corrections.
Cipher · Sunday 30 August 2026
Build a 5×5 from TESLA, then the rest of the alphabet minus J. For each five-letter block, write row numbers, then column numbers, then read pairs as new letters.
This desk has not corrected this file. Corrections.
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