Premis FAQs
How secure is my Premis lock electronically?
Premis lock uses the standard 128-bit AES encryption and the session-based
Station-to-Station protocol which is encrypted with HKDF-SHA-512 derived keys
based on per-session Curve25519 keys.
Can Premis notify me when the door is locked/ unlocked?
Even with a physical key?
Yes, the Apple Home app sends a notification every time the lock is locked or
unlocked when the phone is within Bluetooth® range; when out
of Bluetooth® range, you will need to have the lock connected to an Apple TV
(Gen 4 or later with tvOS 10.2 or later), iPad (4
th
Gen or later running iOS 10.3 or
later) or HomePod in order to receive notifications. The lock or unlock method
can be seen under “view lock activity” within the Premis app.
How many Apple devices can I enroll with my Premis
lock?
You can enroll the Premis lock with a single Apple device and share access with
up to 15 additional Apple devices. You can additionally share user codes with up
to 30 additional users.
How many Premis locks can I enroll in an Apple device?
You can enroll an unlimited number of Premis locks in your Apple Devices.
Can I set the lock to auto-lock at a certain time?
The iOS 10 native “Home App” will support locking your Premis lock at a certain
time of day using the HomeKit Automation section of the App. The lock can also
be set to auto-lock after a certain period of time after the last lock operation. This
setting can be managed from within the Premis App under lock settings.
How much history is captured in the Lock Activity?
The Premis App will hold a rolling 16 interactions with the lock. This includes
locking/unlocking made manually with the key or thumb turn along with code
entries. Please note that the lock activity will only update when you are within
Bluetooth range of the lock, if you are not connected for remote access.
What devices are compatible with Premis?
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