Paper 2021/1598

Modelling IBE-based Key Exchange Protocol using Tamarin Prover

Srijanee Mookherji, Vanga Odelu, and Rajendra Prasath

Abstract

Tamarin Prover is a formal security analysis tool that is used to analyse security properties of various authentication and key exchange protocols. It provides built-ins like Diffie-Hellman, Hashing, XOR, Symmetric and Asymmetric encryption as well as Bilinear pairings. The shortfall in Tamarin Prover is that it does not support elliptic curve point addition operation. In this paper, we present a simple IBE (Identity-Based Encryption) based key exchange protocol and tamarin model. For modelling, we define a function to replace the point addition operation by the concept of pre-computation. We demonstrate that the security model functions for theoretical expectation and is able to resist Man-In-The-Middle (MITM) Attack. This model can be used to analyse the formal security of authentication and key exchange protocols designed based-on the IBE technique.

Metadata
Available format(s)
PDF
Category
Cryptographic protocols
Publication info
Preprint. MINOR revision.
Keywords
Tamarin ProverKey Exchange ProtocolIdentity Based EncryptionMan-In-The-Middle attackElliptic Curve Point Addition Operation
Contact author(s)
srijanee mookherji @ iiits in
odelu vanga @ iiits in
rajendra prasath @ iiits in
History
2021-12-09: received
Short URL
https://ia.cr/2021/1598
License
Creative Commons Attribution
CC BY

BibTeX

@misc{cryptoeprint:2021/1598,
      author = {Srijanee Mookherji and Vanga Odelu and Rajendra Prasath},
      title = {Modelling {IBE}-based Key Exchange Protocol using Tamarin Prover},
      howpublished = {Cryptology {ePrint} Archive, Paper 2021/1598},
      year = {2021},
      url = {https://eprint.iacr.org/2021/1598}
}
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