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Diffstat (limited to 'security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp')
-rw-r--r--security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp13
1 files changed, 9 insertions, 4 deletions
diff --git a/security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp b/security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp
index a3ed3ad4a0..d7abf0790c 100644
--- a/security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp
+++ b/security/keymint/aidl/vts/functional/DeviceUniqueAttestationTest.cpp
@@ -40,11 +40,16 @@ class DeviceUniqueAttestationTest : public KeyMintAidlTestBase {
AuthorizationSet crypto_params = SecLevelAuthorizations(key_characteristics);
- // The device-unique attestation chain should contain exactly two certificates:
+ // The device-unique attestation chain should contain exactly three certificates:
// * The leaf with the attestation extension.
- // * A self-signed root, signed using the device-unique key.
- ASSERT_EQ(cert_chain_.size(), 2);
- EXPECT_TRUE(ChainSignaturesAreValid(cert_chain_));
+ // * An intermediate, signing the leaf using the device-unique key.
+ // * A self-signed root, signed using some authority's key, certifying
+ // the device-unique key.
+ const size_t chain_length = cert_chain_.size();
+ ASSERT_TRUE(chain_length == 2 || chain_length == 3);
+ // TODO(b/191361618): Once StrongBox implementations use a correctly-issued
+ // certificate chain, do not skip issuers matching.
+ EXPECT_TRUE(ChainSignaturesAreValid(cert_chain_, /* strict_issuer_check= */ false));
AuthorizationSet sw_enforced = SwEnforcedAuthorizations(key_characteristics);
EXPECT_TRUE(verify_attestation_record("challenge", "foo", sw_enforced, hw_enforced,