Resources Contact Us Home
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
Updating a set of memory devices in a dispersed storage network
Extracted conjunct polymer naphtha
Network implemented content processing system
Memory error detection
Program sending controlling apparatus, program sending controlling method and program
Water-based personal moisturizers and lubricants, in particular vaginal lubricants, and uses thereof
Counterfeit detection kit
  Randomly Featured Patents
Charger and portable device having the same
Composite denture combining soft polyurethane and hard polymer components
Injection blow molding having reduced molding cycle times
Target and method for the production of fission product molybdenum-99
Image capturing apparatus with electronic zoom and recording size setting, and control method and program therefor
Methods of forming rugged semiconductor-containing surfaces
Apparatus and method of interacting with a mobile phone using a TV system
Voltage converter for a power supply
Remote operation system with enhanced door lock security of vehicle
Gas turbine cooling blade