METHOD OF ASSISTANCE IN THE AUTHENTICATION OF A USER, CORRESPONDING SERVER AND COMPUTER PROGRAM

1 . A method of assistance in authentication of a user, said method being implemented within a payment-services providing server, called a payment server, said method being comprising:

a phase of collecting at least one piece of operating information about at least one connected object preliminarily associated with said user; and

a phase of managing a transaction involving bank data of said user and a merchant, comprising the following acts:

processing said at least one piece of operating information collected during said phase of collecting, delivering at least one piece of data representing a level of trust associated with said transaction; and

transmitting said level of trust associated with said transaction to at least one bank server of said merchant.

2 . The method of assistance in the authentication of a user according to claim 1 , wherein said predetermined connected object belongs to the group consisting of:

a computer;

a personal digital assistant;

a tablet;

a smartphone;

a connected watch;

a connected bracelet.

3 . The method of assistance in the authentication of a user according to claim 1 , wherein said collected piece of operating information belongs to the group consisting of:

a piece of information on activation of said connected object;

a piece of information on location of said connected object;

a piece of information on connection of said connected object;

a combination of at least two of said pieces of operating information.

4 . The method of assistance in the authentication of a user according to claim 1 , wherein said act of processing a piece of collected operating information comprises the following sub-acts:

comparing said collected operating information with a piece of reference operating information, delivering a result of a comparison;

updating a level of trust associated with said transaction as a function of said result of comparison, delivering said piece of data representing a level of trust associated with said transaction.

5 . The method of assistance in the authentication of a user according to claim 4 , wherein said updating of said level of trust also takes account of at least one criterion belonging to the group consisting of:

a piece of data representing said transaction;

a category to which said connected object belongs;

a context of implementation of said transaction;

a combination of at least two of said above criteria.

6 . The method of assistance in the authentication of a user according to claim 1 , wherein said phase of collecting comprises:

registration of at least one identifier and one collection characteristic for said connected object in at least one data base attached to said payment server, and

at least one iteration of the following acts:

collecting said at least one piece of operating information associated with said at least one connected object associated with said user, this action of collecting using said at least one registered collection characteristic; and

time-stamping said at least one piece of collected operating information and updating said data base with said at least one piece of time-stamped, collected operating information.

7 . The method of assistance in the authentication of a user according to claim 1 , wherein said phase of managing a transaction is activated by reception of at least one message coming from a device carrying out said transaction involving said bank data of said user.

8 . A payment services providing server implementing a method of assistance in authentication of a user, said payment-services providing server comprising:

a collecting module, comprising at least one receiver capable of collecting at least one piece of operating information pertaining to at least one connected object preliminarily associated with said user; and

a management module configured to manage a transaction involving bank data of said user and a merchant, comprising:

a processing module, which processes said at least piece of collected operating information, delivering at least one piece of data representing a level of trust associated with said transaction; and

a transmission module, comprising at least one transmitter which transmits said level of trust associated with said transaction to at least one bank server of said merchant.

9 . A non-transitory computer-readable medium comprising a computer program stored thereon, wherein the program comprises program code instructions to execute a method of assistance in authentication of a user according the instructions are executed by a processor of a payment-services providing server, wherein the instructions configure the a payment-services providing server to perform acts comprising:

a phase of collecting at least one piece of operating information about at least one connected object preliminarily associated with said user; and

a phase of managing a transaction involving bank data of said user and a merchant, comprising the following acts:

processing said at least one piece of operating information collected during said phase of collecting, delivering at least one piece of data representing a level of trust associated with said transaction; and

transmitting said level of trust associated with said transaction to at least one bank server of said merchant.