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On a generalization of Shannon’s random cipher result. (English) Zbl 0618.94007
In this paper a variation of Shannon’s random cipher model is considered. A redundancy and a key rate of order $$\alpha$$ are formally defined and a ciphering theorem is proven.
Reviewer: A.Sgarro

##### MSC:
 94A24 Coding theorems (Shannon theory) 94A17 Measures of information, entropy 94A60 Cryptography
Full Text:
##### References:
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