Paper 2004/272

A Characterization of Authenticated-Encryption as a Form of Chosen-Ciphertext Security

Tom Shrimpton

Abstract

In this note we introduce a variation of the standard definition of chosen-ciphertext security, which we call IND-CCA3, and prove that IND-CCA3 is equivalent to authenticated-encryption.

Metadata
Available format(s)
PDF
Category
Secret-key cryptography
Publication info
Published elsewhere. Unknown where it was published
Keywords
authenticated-encryptiondefinitionschosen-ciphertext security
Contact author(s)
teshrim @ cs pdx edu
History
2004-10-21: received
Short URL
https://ia.cr/2004/272
License
Creative Commons Attribution
CC BY

BibTeX

@misc{cryptoeprint:2004/272,
      author = {Tom Shrimpton},
      title = {A Characterization of Authenticated-Encryption as a Form of Chosen-Ciphertext Security},
      howpublished = {Cryptology ePrint Archive, Paper 2004/272},
      year = {2004},
      note = {\url{https://eprint.iacr.org/2004/272}},
      url = {https://eprint.iacr.org/2004/272}
}
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