Patent ID: 8230215
Filing Date: 2012-07-24
Classification: H04L

Abstract:
1. In a vehicle-to-vehicle communication network utilizing public key infrastructure (PKI) security measures to protect communications between the vehicles and in which a Certificate Authority issues certificates to the vehicles, a method for the Certificate Authority to assign multiple certificates to each vehicle comprising the steps of: assigning a plurality of public key and private key pairs to each vehicle, assigning a unique index to each key pair, assigning a single unique secret key to each vehicle, assigning a unique certificate to each vehicle for each key pair, each certificate comprising a vehicle identifier formed by encrypting the index for said each certificate with said secret key, and then encrypting a concatenation of the vehicle identifier, the index and the public key with said private key, wherein all certificates for the vehicle are revocable by the Certificate Authority by revoking the secret key.