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Trusted user interface for a secure mobile wireless device

  • US 20050166064A1
  • Filed: 05/28/2003
  • Published: 07/28/2005
  • Est. Priority Date: 05/28/2002
  • Status: Abandoned Application
First Claim
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1. A mobile wireless device programmed with software which provides a trusted user interface for the device by allowing the content of a secure screen memory to be accessible or modifiable only by authorised applications, the software operating automatically to detect whether an application is an authorised application, to thereby eliminate the need to deploy additional secure hardware as a mechanism for ensuring the integrity of the secure screen memory.

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