A-Codes from Rational Functions over Galois Rings

  • Authors:
  • Gilberto Bini

  • Affiliations:
  • Dipartimento di Matematica "F. Enriques", Università degli Studi di Milano, Milano 20133

  • Venue:
  • Designs, Codes and Cryptography
  • Year:
  • 2006

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Abstract

In this paper, we describe authentication codes via (generalized) Gray images of suitable codes over Galois rings. Exponential sums over these rings help determine--or bound--the parameters of such codes.