The invention relates to an authentication method for a system including a subscriber device and a companion device. The authentication method includes the issuing (E21) by the subscriber device (10) to the companion device (20) of a temporary profile and of an authentication reply signed by the subscriber device an...

The invention relates to a method for administering life cycles of communication profiles managed by a subscriber identity module (100) installed in a telecommunications terminal (110) the method being implemented by the module (100) the module (100) being capable of using at least one administration method the method...

An authentication method is performed between a first party (10) and a second party (20). The method comprises: i) determining a challenge (11); ii) sending the challenge to the second party (20); receiving a response from the second party (20) comprising a second cryptogram (C2; ARPC); computing (17) a first cryptogr...

A method for visually customising an identity document comprising a latent image formed from an array of single colour portions distributed into a series of groups of identical single colour portions comprises steps which involve for each pixel of a customisation image to be formed on the latent image defining a ...

A method and tool for producing a large format high thickness (6) thin plastic plate (1) comprising a small format low thickness (5) card (2) that can be detached from the plate (1) comprising: producing in a first face (3) of the plate (1) a counterbore of which the thickness is equal to the difference between the ...