Abstract: A method for connecting a connected object embedding a secure element to a telecommunications network. The method includes the secure element receiving an access point name issued beforehand by a manager for managing secure elements of connected objects or by an operator profile manager, the secure element activating an operator profile associated with said operator, the operator profile being stored within the secure element and the connected object connecting to the telecommunications network of the operator using said access point name.

Abstract: Various embodiments consistent with the invention relate to a secure electronic entity including a communications interface, the entity being characterized in that it includes means that act, when it is connected via said communications interface to a portable electronic device, including means for connection to a telecommunications network, to enable it: to authenticate a remote transaction verification server in the telecommunications network and to authenticate itself with said remote server; to establish a secure connection, via the telecommunications network, with said remote server; and to receive, via said communications interface, data relating to an intended transaction with a third party device, and to transmit that data, via the secure connection, to the remote server so that it can analyze the data in order to take a decision as to whether to authorize the transaction.