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Vehicular communications by means of exchanging safety message considerably reduces life and property damage. So securing this message is essential. In this paper, we focus on protocols based on a fixed key infrastructure that establish stronger security in comparison with dynamic structures. These protocols have some problems in terms of implementation issues. In effect, a very important issue is...
PKI (public key infrastructure) bases on cryptography as its theoretic fundamental, it provides identity authentication, confidentiality, integral and non-repudiation service, it is the important credible and authorized safety platform of network application and it provides information safety assurance for network activities. The paper designs user certificate in PKI, mainly discusses potential safety...
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