The invention relates to a flexible electronic card comprising: a card body (1) comprising an upper surface (11) and a lower surface (12); at least one cavity (13, 13′) formed in the card body emerging from the upper surface; a fingerprint module (2) configured to acquire a fingerprint of a user, the fingerprint module being housed in the cavity (13) and flush with the upper surface of the card body; the fingerprint module (2) comprising a flexible substrate (22) comprising an active part (21), designated capture part, flush with the upper surface of the card body and a microcontroller (23) arranged below the substrate.