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Strengthening Simmon's bound on impersonation

  • Rolf Johannesson
  • Andrea Sgarro
Publiceringsår: 1991
Språk: Engelska
Sidor: 1182-1185
Publikation/Tidskrift/Serie: IEEE Transactions on Information Theory
Volym: 37
Nummer: 4
Dokumenttyp: Artikel


Simmons' lower bound on impersonation P1⩾2 -I(M;E) where M and E denote the message and the encoding rule, respectively, is strengthened by maximizing over the source statistics and by allowing dependence between the message and the encoding rule. The authors show that a refinement of their argument, which removes the assumption of independence between E and the source state S, leads to an even stronger bound



  • Electrical Engineering, Electronic Engineering, Information Engineering


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  • ISSN: 0018-9448

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