A method for tracking location of a first class of user and a second class of user includes determining a location of a first class of user, updating a first class of user location database with the location of the first class of user, determining a location of a second class of user, updating a second class of user location database with the location of the second class of user, comparing location of the first class of user with the location of the second class of user, determining whether predetermined criteria related to the location of the first class of user with the location of the second class of user is met, and initiating a communication to one or more entities if the predetermined criteria is met.

 
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< Method to control access between network endpoints based on trust scores calculated from information system component analysis

> Memory module including a plurality of integrated circuit memory devices and a plurality of buffer devices in a matrix topology
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