Abstract:
The invention relates to a method for informing on the presence of a remote devices holder, said remote devices holder carrying a remote device (10,11), characterized in that it detects when the remote devices holder (1) enters under coverage of a femto-cell (2,20) or leaves the coverage of the femto-cell (2,20).
Abstract:
The invention relates to a method for authenticating a user when accessing to an application securely stored on a secure element of a portable device, said method comprising a step of authenticating the user via two authentication factors. The method comprises requesting a further authentication factor to said user, in a form of challenge-response based on a randomised request associated to a biometric data of said user.