diff options
| author | Seth Moore <sethmo@google.com> | 2022-05-05 11:01:33 -0700 |
|---|---|---|
| committer | Seth Moore <sethmo@google.com> | 2022-05-12 15:29:22 -0700 |
| commit | 9b7f79cbf66c62d9831d84563913ba8206e86ef1 (patch) | |
| tree | c290aad20df623fc2954b72ee6eb4c1625212107 | |
| parent | 74386101367a45dda9256c9d9e293f202006cedb (diff) | |
Clean up description of IRemotelyProvisionedComponent uniqueId
The identifier is to be used in telemetry to identify problematic
implementations. Thus, it needs to be globally consistent, at least
within a given device type.
Test: None -- doc only changes
Bug: 231495834
Change-Id: Ia55db336fa099d8e1196f6bfe2bafb6fa5ead329
Merged-In: Ia55db336fa099d8e1196f6bfe2bafb6fa5ead329
| -rw-r--r-- | security/keymint/aidl/android/hardware/security/keymint/RpcHardwareInfo.aidl | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/security/keymint/aidl/android/hardware/security/keymint/RpcHardwareInfo.aidl b/security/keymint/aidl/android/hardware/security/keymint/RpcHardwareInfo.aidl index 3a4c233cf5..0cb33ce91e 100644 --- a/security/keymint/aidl/android/hardware/security/keymint/RpcHardwareInfo.aidl +++ b/security/keymint/aidl/android/hardware/security/keymint/RpcHardwareInfo.aidl @@ -59,13 +59,17 @@ parcelable RpcHardwareInfo { * client should NOT interpret the content of the identifier in any way. The client can only * compare identifiers to determine if two IRemotelyProvisionedComponents share the same * implementation. Each IRemotelyProvisionedComponent implementation must have a distinct - * identifier from all other implementations on the same device. + * identifier from all other implementations, and it must be consistent across all devices. + * It's critical that this identifier not be usable to uniquely identify a specific device. * * This identifier must be consistent across reboots, as it is used to store and track * provisioned keys in a persistent, on-device database. * * uniqueId may not be empty, and must not be any longer than 32 characters. * + * A recommended construction for this value is "[Vendor] [Component Name] [Major Version]", + * e.g. "Google Trusty KeyMint 1". + * * This field was added in API version 2. * */ |