Trust Domains Are Analogous to Unix File Permissions
- Slides: 6
Trust Domains Are Analogous to Unix File Permissions RETSINA Group Katia Joe OOORO XRXXR RROOR XXRRX O: Files created and owned by Katia. Joe cannot see them. X: Files created and owned by Joe. Katia cannot see them. R: Files that can be seen by anyone in the RETSINA Group. Box: Shows creator / owner responsibilities. Only the owner of the box can decide group membership of a file. © 2002 Intelligent Software Agents Lab, CMU
God’s View of Trusted Information Sharing Paths JTF Operation Binni US Command US Binni UK Binni US Army US 82 nd Airborn Rangers US 82 nd Airborn UK 3 Commando Brigade USS Tarawa HMS Ark Royal Gao Binni US Air Force US Trans. Com UK Command Gao Observers UK Army 52 nd Lowland Brigade Intelligence Gao Command Intelligence Gao Observers US Navy USS Tarawa Marines Subsurface Warfare Gao Army Palace Guard UK Navy HMS Ark Royal UK 3 Commando Brigade © 2002 Intelligent Software Agents Lab, CMU Royal Air Force Squadron 1 Squadron 2
US View of Trusted Information Sharing Paths JTF Operation Binni US Command US Binni UK Binni US Army US 82 nd Airborn Rangers US 82 nd Airborn UK 3 Commando Brigade USS Tarawa HMS Ark Royal Gao Binni US Navy USS Tarawa Marines Subsurface Warfare US Air Force US Trans. Com Gao Observers © 2002 Intelligent Software Agents Lab, CMU
Gao View of Trusted Information Sharing Paths JTF Operation Binni US Binni UK Binni US 82 nd Airborn UK 3 Commando Brigade USS Tarawa HMS Ark Royal Gao Binni Gao Observers Gao Command Intelligence Gao Observers Gao Army Palace Guard © 2002 Intelligent Software Agents Lab, CMU
US’s View After Gao is Expelled from Coalition JTF Operation Binni US Command US Binni UK Binni US Army US 82 nd Airborn Rangers US 82 nd Airborn UK 3 Commando Brigade USS Tarawa HMS Ark Royal Gao Binni US Navy USS Tarawa Marines Subsurface Warfare US Air Force US Trans. Com © 2002 Intelligent Software Agents Lab, CMU
Gao’s View After Being Expelled from Coalition Gao Command Intelligence Gao Observers Gao Army Palace Guard © 2002 Intelligent Software Agents Lab, CMU
