A system and method for maintaining security in a distributed computing environment comprises a policy manager located on a server for managing anddistributing a security policy,, and an application guard located on a clientformanaging access to securable components as specified by the security policy. In the pr...

A system and device for harvesting various frequencies and polarizations of ambient radio frequency (RF) electromagnetic (EM) energy for making a passive sensor (tag) into an autonomous passive sensor (tag) adapted to collect and store data with time-stamping and some primitive computation when necessary evert w...