One of the biggest trends in access for the last few years has been the marriage of mobile phones and access cards.
In this guide, we examine:
4 key management problems
2 practical problems for users
BLE vs NFC vs Apps Comparison
[Note: This tutorial was originally published in 2014 and substantially revised in 2017]
Mobile Credentials Are Slick
At a basic level, using mobile phones or tablets as credentials to open doors has a big cool factor. Take this simple demo of one setup below:
In simple terms, instead of ringing a card, fob, PIN, or fingerprint at a reader, a user flashes a phone and the door is unlocked.
Based on the rather personal value of phones, the idea that they accompany users like keys, wallets, or ID cards and they are protected (ie: not easily lost or misplaced) items make them good potential card replacements.
However, the transition is not a simple one, especially for commercial access control. A range of credential and access control management issues crop up not often issues with traditional credential methods. These include:
Enterprise VMS licensing can be quite expensive, with $200 or more per channel common, meaning a 100 camera system can cost $20,000 in VMS...
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