English

Security of the Cao-Li Public Key Cryptosystem

Cryptography and Security 2007-05-23 v1 Number Theory

Abstract

We show that the Cao-Li cryptosystem proposed in \cite{CL1} is not secure. Its private key can be reconstructed from its public key using elementary means such as LU-decomposition and Euclidean algorithm.

Keywords

Cite

@article{arxiv.cs/0003053,
  title  = {Security of the Cao-Li Public Key Cryptosystem},
  author = {Lek-Heng Lim},
  journal= {arXiv preprint arXiv:cs/0003053},
  year   = {2007}
}

Comments

4 pages, article in its published form available from http://iel.ihs.com:80

R2 v1 2026-07-22T12:18:02.189Z