Paper 2005/097 Original: eprint.iacr.org/2005/097 ↗

Computationally Sound Verification of Security Protocols Using Diffie-Hellman Exponentiation

Yassine Lakhnech
Laurent Mazare
Abstract

Recently, it has been proved that computational security can be automatically verified using the Dolev-Yao abstraction. We extend these results by adding a widely used component for cryptographic protocols: Diffie-Hellman exponentiation. Thus our main result is: if the Decisional Diffie-Hellman assumption is verified and the cryptographic primitives used to implement the protocol are secure, then safety in the symbolic world implies safety in the computational world. Therefore, it is possible to prove automatically safety in the computational world.

Metadata
Available format(s)
PDF
Category
Cryptographic protocols
Publication info
Preprint.
History
2005-04-05: last updated
2005-04-05: published
Short URL
https://ia.cr/2005/097
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2005/097,
      author = {Yassine Lakhnech and Laurent Mazare},
      title = {Computationally Sound Verification of Security Protocols Using Diffie-Hellman Exponentiation},
      howpublished = {Cryptology {ePrint} Archive, Paper 2005/097},
      year = {2005},
      url = {https://eprint.iacr.org/2005/097}
}
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