Time and attendance systems are used to track and monitor when employees start and stop work. A time and attendance system enables an employer to monitor their employees working hours and late arrivals.
In the fields of physical security and information security, access control is the selective restriction of access to a place or other resource. The act of accessing may mean consuming, entering, or using.
The point of sale is the time and place where a retail transaction is completed. At the point of sale, the merchant calculates the amount owed by the customer, and indicates the options for the customer to make payment.
A smart lock is an electromechanical lock which is designed to perform locking and unlocking operations on a door when it receives such instructions from an authorized device using a wireless protocol and a cryptographic key to execute the authorization process