Valeo Comfort and Driving Assistance

Aymeric Chalochet

Eric Menard

Fabienne Masson

Bruno Benteo

The invention relates to a method for transmission of a secure virtual key (VK) from a server (, S) to a mobile terminal (, T) capable of communicating with the server (, S), comprising the steps of: a) reception by the server (, S) of a certification request from the mobile terminal (, T), b) provision and downloading on the mobile terminal (, T), by the server (, S), of a user application (), and c) provision of the mobile terminal (, T), by the server (, S), with a virtual key (VK), and d) downloading and securing of the virtual key (VK) in a security element () of the mobile terminal (, T), characterised in that said security element is formed by an encrypting software environment ().

Method for secure transmission of a virtual key and method for authentication of a mobile terminal

The invention relates to an electronics unit () to be fit in a vehicle () and designed to control a functionality of the vehicle () upon receipt of a request from a user terminal (), characterized in that same comprises:&#x2014;a memory unit designed to store a counter and data representing a duration;&#x2014;means for periodically modifying the value of the counter, the period of time being equal to said duration;&#x2014;control means for controlling said functionality only when the counter is within a given range of values. Also disclosed are a method carried out in an electronics unit of said type, a method for sharing a time frame between a server and an electronics unit, and a method for synchronizing a server and an electronics unit.

Electronics unit, method carried out in an electronics unit of said type, method for sharing a time frame between a server and an electronics unit, and method for synchronizing a server and an electronics unit

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Créteil, France

Aymeric Chalochet