Method and device for certification of trasaction
An authentication method and transaction technology, applied in the directions of collaborative operation devices, selection devices, computer security devices, etc., can solve the problem that mobile phones cannot correctly sign transaction information, etc.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0044] figure 2 The mobile telephone 1 shown can be used to implement the method of the invention. The mobile phone 1 conventionally comprises a microprocessor (μP) 15 linked via a data, address and control bus 16 with transmit / receive lines (ER) 17 , program memory 18 , and a data memory 19 . The bus 16 is also connected to an interface 20 (actually a connection means) which establishes a connection via a connection means 21 to a smart card 2, in particular a SIM type card. In the same way, the chip of the smart card 2 includes a microprocessor (μP) 22 connected to a program memory 24 and a data memory 25 via a bus 23 of the same type as the bus 16 . Microprocessor 22 is capable of executing a subroutine 26 stored in program memory 24, referred to herein as SIM. The SIM subroutine is a typical program, especially during the first connection of a mobile phone 1 to the mobile phone network 3, to request the entry of a Personal Identification Number (PIN) to use the mobile ph...
PUM
Login to View More Abstract
Description
Claims
Application Information
Login to View More 