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Paper 2016/429

Information-Theoretical Analysis of Two Shannon's Ciphers

Boris Ryabko

Abstract

We describe generalized running key ciphers and apply them for analysis of two Shannon's methods. In particular, we suggest some estimation of the cipher equivocation and the probability of correct deciphering without key.

Metadata
Available format(s)
PDF
Publication info
Preprint. MINOR revision.
Keywords
running-key ciphercipher equivocationShannon cipher.
Contact author(s)
boris @ ryabko net
History
2016-05-02: received
Short URL
https://ia.cr/2016/429
License
Creative Commons Attribution
CC BY
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