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VII CONSORTIUM
What is a PKI?
Security
Certificate Management
System or SCMS
1.
Issue certificate and private
key
Vehicle A
------------------------
Public Key
Validity Date
--------------------
CA Signature
Vehicle A
---------------------
Public Key
Validity Date
--------------------
CA Signature
Message
----------------------
Signature
2.
Sign message (using private
key) and send signature,
message & certificate
3.
Verify certificate (using CA’s public
key) and message (using certificate’s
public key)