After a long time the owners of the Nexus 7 tablet PC (2013) to support LTE finally got "over the air" update to Android 4.4.4 KitKat. Update file version of the software (number KTU84P) size of only 2.4 MB fixes security bugs in OpenSSL - tool open source Android, forming the basis of the encryption on the Internet.
Recall that the Android 4.4.4 update for the most current lineup of devices Nexus was released back in July of this year.
If you have not received the long-awaited update, and do not want to wait any longer, then the official site Google can independently download the file and install it manually. Recommended owners of this unit to check for updates in the settings.