![]() ![]() Also, these attacks are not scalable since they cannot easily infer patterns of a large number of users. Therefore, the effectiveness of the attacks is highly sensitive to the setting of the environment where the users use the mobile devices. However, these approaches require the attackers to be either physically close to the target device or able to manipulate the network facilities (e.g., wifi hotspots) used by the victims. Several attacks have been constructed to crack the lock. Tap the wastepaper basket icon beside the fingerprint you want to delete.Pattern lock has been widely used for authentication to protect user privacy on mobile devices (e.g., smartphones and tablets).When the fingerprint is added, tap DONE.Tap the fingerprint sensor lightly and multiple times with a finger.Find and tap Settings > Lock screen & security > Fingerprint Manager.Touch the fingerprint sensor lightly with your finger until your device unlocks.Lift it after you feel a vibration. Repeat touching the sensor until the fingerprint is added. Touch the fingerprint sensor lightly with a finger.Re-draw the pattern, or, re-enter the PIN or password, then tap CONFIRM.Depending on your choice in step 2, draw a pattern, or, enter a PIN or password, then tap NEXT.Choose your backup screen lock method by tapping Fingerprint + Pattern, Fingerprint + PIN, or Fingerprint + Password.To activate fingerprint unlocking (without a backup screen lock method) ![]() Repeat touching the sensor until the fingerprint is added.
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