Patent Number: 6,167,513

Title: Mobile computing scheme using encryption and authentication processing based on mobile computer location and network operating policy

Abstract: A mobile computing scheme capable of carrying out a proper packet transfer according to a current location of the mobile computer by accounting for the network operating policy. A mobile computer carries out a prescribed communication processing according to recognition results as to whether the mobile computer is located inside or outside the home network at which a mobile computer management device of the mobile computer is provided, and whether or not there exists a packet processing device which has a packet transmitted by at least one of the mobile computer and a correspondent computer as an encryption and authentication processing target. Also, a packet processing device carries out a prescribed transfer processing according to recognition results as to whether at least one of a source computer and a destination computer of a packet to be transferred is a moving mobile computer which is moving outside its home network, and whether or not there exists a packet processing device which has a packet transmitted by at least one of the source computer and the destination computer as an encryption and authentication processing target.

Inventors: Inoue; Atsushi (Tokyo, JP), Ishiyama; Masahiro (Tokyo, JP), Fukumoto; Atsushi (Tokyo, JP), Tsuda; Yoshiyuki (Tokyo, JP), Shimbo; Atsushi (Tokyo, JP), Okamoto; Toshio (Tokyo, JP)

Assignee: Kabushiki Kaisha Toshiba

International Classification: H04L 29/06 (20060101); H04K 001/00 ()

Expiration Date: 12/26/2013