How To Set The "Authorized User; Figure 2. St25Dv-I2C-Disco Screen - No User; Figure 3. St25Dv-I2C-Disco Screen - Registered User - ST ST25DV-I2C User Manual

With a file explorer, browse the memory of the phone and go to the folder where the APK was copied. Click on the
file to install it.
Note: If there is no file explorer, the program "File commander" is available for free on Google Play™.
The STSW-ST25DV003 package contains a second firmware binary file ("ST25DV-
I2C_Demo_FwUpgrd_MB1396.bin") intended to be used for the secure firmware upgrade demonstration. This file
has to be downloaded on the Android smartphone.
1.4.3

How to set the "Authorized User"

As described in
with the ST25DV-I2C-DISCO board is considered being the owner of the device. This means that only this
smartphone is able to establish a secure session from now on, and any connection from other smartphone is
rejected.
When no "Authorized User" has been set yet, the "key exchange" box is unchecked and a "no user" message is
displayed on the ST25DV-I2C-DISCO screen.
Then by starting the demonstration and establishing a secure channel (as described in section
3.2.1 Secure transfer channel
and "Public key") and only accepts the forecoming connections with same smartphone credentials.
Note: As these data are saved in the flash memory of the STM32, the ST25DV-I2C-DISCO firmware restore them after
a reset.
Once an "Authorized User" is set, the login (the name of the smartphone) is displayed, and the "key exchange"
box is now checked.
Any other user / smartphone trying to connect to this ST25DV-I2C-DISCO board is rejected.
UM2575 - Rev 1
Section 2.1 Public key exchange, the first Android smartphone establishing a secure session
Figure 2. ST25DV-I2C-DISCO screen - no user
setup), the ST25DV-I2C-DISCO saves the connection data (smartphone "Login"
Figure 3. ST25DV-I2C-DISCO screen - registered user
UM2575
Installation
Section
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