devices of the invention reducing the number of credentials the user has to carry additionally the lock devices may be fitted with bluetooth or similar interfaces to communicate with handheld small computers pdas or mobile telephones for access as well as uploading and downloading data to and from the lock devices this data may be access programming data or data containing audit trail or usage information as well as application specific data for the usage of the cabinet such as insertion or removal of files or other items to and from the cabinet fig1 and 16 also show the lock device of the invention with an antenna 133 for wireless network connection this connection may be an ethernet connection or bluetooth or similar connection or both the lock units 160 and 170 shown in fig1 and 16 similar to those of fig1 a and 9a are also equipped with a receptacle 134 for direct network connection as an alternative to wireless as well as a power receptacle 135 for external line power if required or desired a network can be used to control what codes have access to a series of cabinets drawers etc such a network will include a terminal or central control system which can simply be a microprocessor with a database listing all locks a laptop or hand held computer device is all that is required with the central control a manager connects to any one lock or all locks when desired to update which u201c keys u201d or codes will have access and even the times of permitted access if desired each lock can include a processor to receive the control signal and to.