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disable password-based QuickUnlock when device is not protected by screen lock

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This commit is contained in:
Philipp Crocoll
2025-07-08 16:54:45 +02:00
parent 7dc635a625
commit 0ee2495528
5 changed files with 100 additions and 13 deletions
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2
src/keepass2android-app/PasswordActivity.cs
View File

@@ -1423,6 +1423,8 @@ namespace keepass2android
if (cbQuickUnlock == null)
throw new NullPointerException("cpQuickUnlock");
App.Kp2a.SetQuickUnlockEnabled(cbQuickUnlock.Checked);
App.Kp2a.ScreenLockWasEnabledWhenOpeningDatabase =
(((KeyguardManager)GetSystemService(Context.KeyguardService)!)!).IsDeviceSecure;
if ((_loadDbFileTask != null) && (App.Kp2a.OfflineMode != _loadDbTaskOffline))
{

24
src/keepass2android-app/QuickUnlock.cs
View File

@@ -25,6 +25,7 @@ using Android.Widget;
using Android.Content.PM;
using KeePassLib.Keys;
using Android.Preferences;
using Android.Provider;
using Android.Runtime;
using Android.Views.InputMethods;
@@ -162,6 +163,29 @@ namespace keepass2android
if (bundle != null)
numFailedAttempts = bundle.GetInt(NumFailedAttemptsKey, 0);
FindViewById(Resource.Id.QuickUnlock_buttonEnableLock).Click += (object sender, EventArgs e) =>
{
Intent intent = new Intent(Settings.ActionSecuritySettings);
StartActivity(intent);
};
FindViewById(Resource.Id.QuickUnlock_buttonCloseDb).Click += (object sender, EventArgs e) =>
{
App.Kp2a.Lock(false);
};
if (App.Kp2a.ScreenLockWasEnabledWhenOpeningDatabase == false)
{
FindViewById(Resource.Id.QuickUnlockForm).Visibility = ViewStates.Gone;
FindViewById(Resource.Id.QuickUnlockBlocked).Visibility = ViewStates.Visible;
}
else
{
FindViewById(Resource.Id.QuickUnlockForm).Visibility = ViewStates.Visible;
FindViewById(Resource.Id.QuickUnlockBlocked).Visibility = ViewStates.Gone;
}
}

65
src/keepass2android-app/Resources/layout/QuickUnlock.xml
View File

@@ -79,6 +79,12 @@ android:paddingRight="16dp"
android:paddingTop="16dp">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:id="@+id/QuickUnlockForm">
<TextView
android:id="@+id/QuickUnlock_label"
android:text="@string/QuickUnlock_label"
@@ -88,11 +94,6 @@ android:paddingRight="16dp"
android:textSize="14sp"
/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal">
<EditText
android:inputType="textPassword"
android:layout_width="wrap_content"
@@ -121,6 +122,60 @@ android:paddingRight="16dp"
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:background="@color/md_theme_secondaryContainer"
android:id="@+id/QuickUnlockBlocked"
android:padding="16dp"
android:layout_gravity="center">
<TextView
android:id="@+id/quick_unlock_blocked_title"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/password_based_quick_unlock_not_available"
android:textSize="16sp"
android:textStyle="bold"
android:gravity="center"
android:paddingBottom="8dp"/>
<TextView
android:id="@+id/alert_message"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/password_based_quick_unlock_not_available_text"
android:textSize="16sp"
android:paddingBottom="8dp"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<Button
android:id="@+id/QuickUnlock_buttonEnableLock"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:backgroundTint="@color/md_theme_secondary"
android:textColor="@android:color/white"
android:text="@string/enable_screen_lock"
android:fontFamily="sans-serif-medium" />
<Button
android:id="@+id/QuickUnlock_buttonCloseDb"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:backgroundTint="@color/md_theme_secondary"
android:textColor="@android:color/white"
android:fontFamily="sans-serif-medium"
android:text="@string/QuickUnlock_lockButton" />
</LinearLayout>
</LinearLayout>
<View
android:id="@+id/spacing"

3
src/keepass2android-app/Resources/values/strings.xml
View File

@@ -93,6 +93,8 @@
<string name="disable_fingerprint_unlock">Disable Biometric Unlock</string>
<string name="enable_fingerprint_unlock">Enable full Biometric Unlock</string>
<string name="enable_fingerprint_quickunlock">Enable Biometric Unlock for QuickUnlock</string>
<string name="password_based_quick_unlock_not_available">Password-based QuickUnlock not available</string>
<string name="password_based_quick_unlock_not_available_text">QuickUnlock using a part of your password is blocked because screen lock is not activated on your device. This behavior is to protect you in case somebody watched you entering your QuickUnlock key.</string>
<string name="fingerprint_unlock_failed">Biometric Unlock failed. Decryption key was invalidated by Android OS. This usually happens if a biometric authentication or security settings were changed. </string>
<string name="fingerprint_disabled_wrong_masterkey">Unlocking the database failed: Invalid composite key. Biometric Unlock was disabled because apparently the stored master password is no longer valid. </string>
<string name="fingerprint_reenable">Please re-enable Biometric Unlock for the new master password.</string>
@@ -319,6 +321,7 @@
<string name="QuickUnlock_label_secure">Enter QuickUnlock code:</string>
<string name="QuickUnlock_button">QuickUnlock!</string>
<string name="QuickUnlock_lockButton">Close database</string>
<string name="enable_screen_lock">Enable screen lock</string>
<string name="QuickUnlockDefaultEnabled_title">Enable QuickUnlock by default</string>
<string name="QuickUnlockDefaultEnabled_summary">Defines whether QuickUnlock is enabled by default or not.</string>
<string name="ViewDatabaseSecure_title">Protect database display</string>

7
src/keepass2android-app/app/App.cs
View File

@@ -351,6 +351,9 @@ namespace keepass2android
QuickUnlockEnabled = enabled;
}
public bool ScreenLockWasEnabledWhenOpeningDatabase { get; set; }
public bool QuickUnlockEnabled { get; private set; }
public int QuickUnlockKeyLength { get; private set; }
@@ -833,8 +836,8 @@ namespace keepass2android
new AndroidContentStorage(LocaleManager.LocalizedAppContext),
#if !EXCLUDE_JAVAFILESTORAGE
#if !NoNet
new DropboxFileStorage(LocaleManager.LocalizedAppContext, this),
new DropboxAppFolderFileStorage(LocaleManager.LocalizedAppContext, this),
/*TODO new DropboxFileStorage(LocaleManager.LocalizedAppContext, this),
new DropboxAppFolderFileStorage(LocaleManager.LocalizedAppContext, this),*/
GoogleApiAvailability.Instance.IsGooglePlayServicesAvailable(LocaleManager.LocalizedAppContext)==ConnectionResult.Success ? new GoogleDriveFileStorage(LocaleManager.LocalizedAppContext, this) : null,
GoogleApiAvailability.Instance.IsGooglePlayServicesAvailable(LocaleManager.LocalizedAppContext)==ConnectionResult.Success ? new GoogleDriveAppDataFileStorage(LocaleManager.LocalizedAppContext, this) : null,
new OneDriveFileStorage(this),