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Merge pull request #3 from lamps-wg/hannestschofenig-patch-2
New diagram to illustrate the interaction
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@@ -39,7 +39,6 @@ author: | |
| email: [email protected] | ||
| uri: https://www.siemens.com | ||
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| normative: | ||
| RFC2119: | ||
| I-D.ietf-lamps-csr-attestation: | ||
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@@ -92,30 +91,41 @@ Once the nonce is obtained, the end entity invokes an API on the Attester, provi | |
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| {{fig-arch}} illustrates this interaction: | ||
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| - The nonce is acquired in step (1) using the extension to CMP/EST defined in this document. | ||
| - The nonce is requested in step (0) and obtained in step (1) using the extension to CMP/EST defined in this document. | ||
| - The CSR extension {{I-D.ietf-lamps-csr-attestation}} conveys Evidence to the RA/CA in step (2). | ||
| - The Verifier processes the received information and sends an Attestation Result to the Relying Party in step (3). | ||
| - The Verifier processes the received Evidence and returns the Attestation Result to the Relying Party. The CA | ||
| uses the Attestation Result with the Appraisal Policy and other information to create the requested certificate. | ||
| The certificate is returned to the End Entity in step (3). | ||
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| ~~~ aasvg | ||
| .---------------. | ||
| | | | ||
| | Verifier | | ||
| | | | ||
| '---------------' | ||
| | ^ | (3) | ||
| | | | Attestation | ||
| | | | Result | ||
| (1) | | v | ||
| .------------. Nonce in .----|----|-----. | ||
| | | CMP or EST | | | | | ||
| | End |<-------------------+ | | | ||
| | Entity | | | | | ||
| | ^ |-------------->|---------' | | ||
| | | | Evidence | Relying | | ||
| | v | in CSR | Party (RA/CA) | | ||
| | Attester | (2) | | | ||
| | | | | | ||
| '------------' '---------------' | ||
| Attester Relying Party Verifier | ||
| (End Entity) (RA/CA) | ||
| | | | | ||
| | Certificate | | | ||
| | Management | | | ||
| | Protocol | | | ||
| |<--------------------->| | | ||
| | | | | ||
| | | | | ||
| | Request Nonce (0) | | | ||
| |---------------------->| | | ||
| | | Request Nonce | | ||
| | |-------------------->| | ||
| | | Nonce | | ||
| | |<--------------------| | ||
| | Nonce (1) | | | ||
| |<----------------------| | | ||
| | | | | ||
| | Attested CSR (2) | | | ||
| |---------------------->| | | ||
| | | Evidence | | ||
| | |-------------------->| | ||
| | | Attestation Result | | ||
| | |<--------------------| | ||
| | Certificate (3) | | | ||
| |<----------------------| | | ||
| | | | | ||
| | | | | ||
| ~~~ | ||
| {: #fig-arch title="Architecture with Background Check Model."} | ||
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