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Unicity distance of the Zodiac-340 cipher
Joachim von zur Gathen, 2023. Cryptologia 47(5): 474-488.
Estimates the unicity distance of Z340's full system (homophonic substitution, sectioning, transposition, irregular substitutions) at no more than 152 characters under three models of the plaintext language.
What it's used for here
The quantitative argument that the 2020 decryption is unique.
Cited by on this site 4 records
Cite it
von zur Gathen, J. (2023). Unicity distance of the Zodiac-340 cipher. Cryptologia 47(5): 474-488. https://doi.org/10.1080/01611194.2023.2174821
@article{vonzurgathen2023unicity,
author = {von zur Gathen, Joachim},
title = {Unicity distance of the Zodiac-340 cipher},
journal = {Cryptologia 47(5): 474-488},
year = {2023},
doi = {10.1080/01611194.2023.2174821},
url = {https://doi.org/10.1080/01611194.2023.2174821}
}TY - JOUR TI - Unicity distance of the Zodiac-340 cipher AU - von zur Gathen, Joachim PY - 2023 JO - Cryptologia 47(5): 474-488 DO - 10.1080/01611194.2023.2174821 UR - https://doi.org/10.1080/01611194.2023.2174821 ER -
von zur Gathen, Joachim. “Unicity distance of the Zodiac-340 cipher.” Cryptologia 47(5): 474-488 (2023). https://doi.org/10.1080/01611194.2023.2174821.