diff --git a/keystore/java/android/security/keystore2/AndroidKeyStoreRSACipherSpi.java b/keystore/java/android/security/keystore2/AndroidKeyStoreRSACipherSpi.java index 2b1515af9d074..3bb2564807b64 100644 --- a/keystore/java/android/security/keystore2/AndroidKeyStoreRSACipherSpi.java +++ b/keystore/java/android/security/keystore2/AndroidKeyStoreRSACipherSpi.java @@ -18,7 +18,6 @@ package android.security.keystore2; import android.annotation.NonNull; import android.annotation.Nullable; -import android.content.pm.PackageManager; import android.hardware.security.keymint.KeyParameter; import android.security.keymaster.KeymasterDefs; import android.security.keystore.KeyProperties; @@ -300,12 +299,6 @@ abstract class AndroidKeyStoreRSACipherSpi extends AndroidKeyStoreCipherSpiBase return false; } - private static boolean hasKeyMintV2() { - PackageManager pm = android.app.AppGlobals.getInitialApplication().getPackageManager(); - return pm.hasSystemFeature(PackageManager.FEATURE_HARDWARE_KEYSTORE, 200) - && !pm.hasSystemFeature(PackageManager.FEATURE_HARDWARE_KEYSTORE, 300); - } - @Override protected final void addAlgorithmSpecificParametersToBegin( @NonNull List parameters, Authorization[] keyCharacteristics) { @@ -314,12 +307,11 @@ abstract class AndroidKeyStoreRSACipherSpi extends AndroidKeyStoreCipherSpiBase KeymasterDefs.KM_TAG_DIGEST, mKeymasterDigest )); // Only add the KM_TAG_RSA_OAEP_MGF_DIGEST tag to begin() if the MGF Digest is - // present in the key properties or KeyMint version is 200. Keys generated prior to - // Android 14 did not have this tag (Keystore didn't add it) and hence not present in - // imported key as well, so specifying any MGF digest tag would cause a begin() - // operation (on an Android 14 device) to fail (with a key that was generated on - // Android 13 or below). - if (isMgfDigestTagPresentInKeyProperties(keyCharacteristics) || hasKeyMintV2()) { + // present in the key properties. Keys generated prior to Android 14 did not have + // this tag (Keystore didn't add it) so specifying any MGF digest tag would cause + // a begin() operation (on an Android 14 device) to fail (with a key that was generated + // on Android 13 or below). + if (isMgfDigestTagPresentInKeyProperties(keyCharacteristics)) { parameters.add(KeyStore2ParameterUtils.makeEnum( KeymasterDefs.KM_TAG_RSA_OAEP_MGF_DIGEST, mKeymasterMgf1Digest ));