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* Initial host server skeleton. * Create IASProxy project, and skeleton for attestation host. * Fix up tests * Extend attestation host skeleton, and make test ports configurable. * Enhance MockIAS to make pseManifestStatus optional. * Make IASProxy endpoints asynchronous. * Add sub-modules for challenger and for common code. * Create integration test for host's provisioning endpoint. * Flesh out attestation challenger WAR. * Package refactoring, to be more Java9 friendly. * Refactor more messages into attestation-common. * Remove our private key from the repository. * Declare an empty PSE Manifest to be invalid. * Fix basic integration test issues for challenger and host. * Integrate keystore scripts into the build properly. * Name keystore targets explicitly for Gradle. * Allow HTTP conversation between Challenger, Host and ISV using session ID. * Add MockHost for challenger's integration tests. * Reconcile HTTP port numbers between Phase1 and Phase2 components. * Remove elements that can be inherited from root project. * Add placeholder README. * Add convenient extension functions to ObjectMapper. * Extend integration test coverage for challenger/host/isv. * Catch IOException from HttpClient for challenger. * Integrate host sub-module with remote-attestation project. * Begin integrating host/enclave code from Phase I. * Rename challenger's HTTP endpoint. * Generate keystore for challenger "on the fly". * Add native JNI code for accessing the SGX enclave. * Point Gradle to the correct enclave object. * Fixes for generating a Quote for this enclave. * Return the IAS report to the challenger for verification. * Begin populating the challenger's AttestationResponse message. * Enable the challenger to pass encrypted secrets into the enclave. * Align challenger, host and isv ports. * Refactor challenger as a fat-jar application. * AttestationResponse is not shared, so refactor into challenger. * Move HttpClientContext objects into HttpClient blocks. * Remove unused Message2 and Message3 objects. * Add realistic dummy value for reportID from IAS. * Small tidy-up on attestation host. * First set of review comments. * Add missing exception message. * Update location of environment file. * Use empty mock revocation lists by default. * Improve logging and add "happy path" test for provisioning secrets. * Update Gradle files so that we can run attestation-host from IntelliJ. * The platformInfo field from IAS can be null, so allow this. Also protect other JNI pointer parameters from NPE. * Allow Gradle to build hardware enclave.
48 lines
1.7 KiB
Markdown
48 lines
1.7 KiB
Markdown
# Remote Attestation
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![Flow between Challenger, Host, ISV and IAS](challenger-flow.png "Remote Attestation Flow")
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## Project Organisation
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* **Enclave**
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The enclave (`enclave/`) is responsible for initialising and coordinating
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the remote attestation process from the client side, and will eventually
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operate on a secret provisioned from the challenger (once successfully
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attested by Intel's Attestation Service).
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* **Host**
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The host JVM (`host/`) is running in an untrusted environment and
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facilitates the communication between the challenger and its enclave.
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To coordinate with the enclave, the host uses a native JNI library (in
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`host/native/`)
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* **Challenger**
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The challenger JVM does not require SGX-enabled hardware and is essentially
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the party asking the host to prove that it has spun up a program in an
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enclave on trusted hardware (that cannot be tampered with), so that
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consequently, it can provision an encrypted secret to said enclave.
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* **IAS Proxy**
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The proxy is responsible for talking to the Intel Attestation Service over
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mutual TLS to verify attestation evidence received from the host. The proxy
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needs a client certificate and a service provider identifier (SPID) issued
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by Intel. In turn, it will forward any received proof from Intel to the
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host and challenger, making it possible for the challenger to trust the
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host and thus provision the secret. The proof is signed with Intel's root
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certificate.
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## Getting Started
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To get started, run the following commands in `sgx-jvm`:
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```bash
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> source environment
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> sx help
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```
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Further documentation is available in `sgx-jvm/tools/sx/README.md`.
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