Merge "Challenge is expected in timestamp token in case 2" am: 51471dcfce

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2574790

Change-Id: Ie0d779e6ffea120bfe66dae1f46289690b302a45
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Hasini Gunasinghe
2023-05-04 16:08:22 +00:00
committed by Automerger Merge Worker

View File

@@ -126,8 +126,8 @@ interface IKeyMintOperation {
*
* o The HMAC field must validate correctly.
*
* o The challenge field in the auth token must contain the challenge value contained in the
* BeginResult returned from IKeyMintDevice::begin().
* o The challenge field in the timestamp token must contain the challenge value contained in
* the BeginResult returned from IKeyMintDevice::begin().
*
* The resulting secure time value is then used to authenticate the HardwareAuthToken. For the
* auth token to be valid, all of the following has to be true:
@@ -139,9 +139,6 @@ interface IKeyMintOperation {
*
* o The key must have a Tag::USER_AUTH_TYPE that matches the auth type in the token.
*
* o The challenge field in the auth token must contain the challenge value contained in the
* BeginResult returned from IKeyMintDevice::begin().
*
* o The timestamp in the auth token plus the value of the Tag::AUTH_TIMEOUT must be greater
* than the provided secure timestamp.