Google's Android Device Manager has only been locating phones for over a month, but that's not stopping Mountain View from adding new features. Android Police spotted that the online dashboard now allows users to remotely lock their smartphones with a new PIN code, overriding previous screen unlock measures. Hardware in airplane mode, however, will be locked once it connects to Page and Co.'s servers. Those who wish to protect themselves from ne'er do wells need only enable the security measure through a handset's Google Settings app. Click the source link below to foil unsavory types or to test out the fresh functionality.