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In this paper, we discuss and propose new Secure System Architecture for strengthening surveillance activities in Wide Area using a combination of Trusted Computing TCC) via mutual attestation process to ensure integrity of components of the system, and Surveillance System.
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To overcome these shortcomings in this application scenario, we propose a session based mutual attestation protocol[40].
We further analyzed the time spent on TPM calls and identified four critical function calls in the mutual attestation protocol.
The program binary code with semantics markers can be repeatedly checked in the software attestation process.
Also, all the data is exchanged using a secure connection, established by the Remote Attestation process.
A device requests the attestation process by sending a challenge to a target device.
The advantages of binary attestation process are simple and reliable, with no other trusted third party involved.
Man-in-the-middle attacks are mitigated through the usage of certificates authenticated by Intel during the remote attestation process.
The Remote Attestation process also has an underlying key exchange scheme based on the elliptic curve Diffie-Hellman (ECDH) key exchange protocol.
Depending on the application requirements, step (8) may optionally be used to signal to the application client the success of the measurement and attestation process.
For the Intel SGX aggregator, a fixed symmetric key, previously shared with the aggregator via the remote attestation process, is used by each meter.
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