Patent ID: 8977316
Filing Date: 2015-03-10
Classification: H04L,H04W

Abstract:
1. A portable security device (SIM) for authenticating a user (USR) of a communication device (MP 1 , MP 2 ) to a server (SRV), the portable security device (SIM) configured to communicate with the communication device (MP 1 ,MP 2 ) when connected to the communication device (MP 1 ,MP 2 ) and comprising means for configuring said communication device (MP 1 , MP 2 ), the portable security device (SIM) comprising means for a. filtering the configuration of a first communication device (MP b. creating a backup of the filtered configuration of the first communication device (MP c. detecting that the user (USR) changed a first communication device (MP d. filtering the backup of the filtered configuration by retrieving the stored backup of the filtered configuration from the memory within the portable security device (SIM), e. restoring the filtered backup of the filtered configuration of the first communication device (MP