US Patent 9552478 Team security for portable information devices

A portable information device (PID) having a security module that conducts security-related functionality. At least some of the security-related functionality for the benefit of the PID is provided by a security team of at least one other PID. In one type of arrangement, when configured in a team processing mode, certain ones of the security functions or components operating for the benefit of the PID can be processed on one or more of the security team member devices. In another type of arrangement, the team of devices exchanges security-related information determined as a result of a single team member device's processing of one or more security-related tasks.