Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Mobile computer and method of packet encryption and authentication in mobile computing based on security policy of visited network










Image Number 6 for United States Patent #6170057.

A mobile computer and a packet encryption and authentication method which are capable of controlling an activation of a packet encryption and authentication device belonging to the mobile computer according to the security policy at the visited network of the mobile computer. The mobile computer is provided with a packet encryption and authentication unit having an ON/OFF switchable function for applying an encryption and authentication processing on input/output packets of the mobile computer. Then, one of the packet encryption and authentication unit and an external packet processing device is selectively controlled to carry out the encryption and authentication processing on the input/output packets, where the external packet processing device being provided in a visited network at which the mobile computer is located and having a function for relaying packets transferred between a computer located in the visited network and a computer located in another network by applying the encryption and authentication processing.








 
 
  Recently Added Patents
Opportunistic modem
Image scanner and image forming apparatus
Dot templates for object detection in images
Method and apparatus for content-aware resizing of data chunks for replication
Rapid glycopeptide optimization via neoglycosylation
Process for the enzymatic reduction of enoates
Protecting information written to recording medium
  Randomly Featured Patents
Extraction tool for electronic circuit components
User-friendly bottle and closure thread assembly
Method of dynamically controlling cache size
Eyeglass strap retainer device
Corner joint for plastic windows
Method and apparatus for reducing fiber bales
Treatment condition decision method, treatment condition decision system, treatment system, treatment condition decision calculator program, program recording medium, and semiconductor device
Head slider having a flat first step and a second flat step with a groove therein, and disk drive employing the head slider
Structure and technique for tailoring effective resistivity of a SIPOS layer by patterning and control of dopant introduction
Passenger conveyor handrail drive device