文档介绍：Context-Aware & Yet Another service Hiromitsu Kato ******@ Systems Development Lab. Hitachi, Ltd. P2002 W7: Security in puting Copyright (C) 2002 Systems Development Laboratory, Hitachi, Ltd., All Rights Reserved. 2 Contents ? Our Future Vision – Super Distribution and Coordination ? System concept, AYA – working idea over Super Distributed Objects – Town Management Application ? Security Issues – Agility and Fragility – Direct access ? Our attempts – Secure Tele-operation Protocol – Ongoing works – Demo video Copyright (C) 2002 Systems Development Laboratory, Hitachi, Ltd., All Rights Reserved. 3 Contents ? Our Future Vision – Super Distribution and Coordination ? System concept, AYA – working idea over Super Distributed Objects – Town Management Application ? Security Issues – Agility and Fragility – Direct access ? Our attempts – Secure Tele-operation Protocol – Ongoing works – Demo video Copyright (C) 2002 Systems Development Laboratory, Hitachi, Ltd., All Rights Reserved. 6 Contents ? Our Future Vision – Super Distribution and Collaboration ? Basic concept, AYA – working idea over Super Distributed Objects – Town Management Application ? Security Issues – Agility and Fragility – Direct Access ? Our attempts – Secure Tele-operation Protocol – Ongoing works – Demo video Copyright (C) 2002 Systems Development Laboratory, Hitachi, Ltd., All Rights Reserved. 7 Basic Concept ? AYA : context- A ware & Y et A nother service ?綾(AYA): A twill weave, a fabric with a twill weave ? Towards the woven and twilled intelligence system – The warp = Connection between Information and physical presence – The woof = Link between physical presences [ Nishijin brocade] Copyright (C) 2002 Systems Development Laboratory, Hitachi, Ltd., All Rights Reserved. 8 Target Application ? Town Management Support System – Goal: ? Area value augmentation ? Creating a real-world portal site attracting many people e, by using IT – Requirements ? Service is highly situa