Method of identification control of persons for granting entitlement, comprising a phase of generating a unique means of identification (29, 56, 84, 98, 103, 111) associated with at least one person (22, 47, 78, 93, 107, 113) comprising the following steps: /a/ detecting biometric data (23, 48, 79, 94, 108) relating to said person; /b/ searching for a match between the biometric data relating to said person and biometric data previously stored in a biometric database (26, 51, 83, 97, 110), said previously stored biometric data relating to persons for which means of identification have been previously generated, without containing identities of persons in association with the biometric data stored,; and, when no match has been found: /c/ generating a means of identification (29, 56, 84, 98, 103, 111) associated with said person from biometric data relating to said person and at least one identity (24, 49, 80, 95, 117) of said person; /d/ adding the biometric data relating to said person in association with a unique identifier of said means of identification (56, 84) associated with said person, to the biometric database; the method furthermore comprising a second phase of granting at least one entitlement to said person (31, 39, 59, 69), in which: /e/ said person identifies themselves with the aid of the means of identification (33, 41, 61, 71) which has been previously associated therewith; and /f/ said entitlement is granted to said person when said entitlement has not already been granted to said person a number of times equal to a predetermined number, by consulting, in a database of entitlements (45, 67, 76), of the entitlements already granted to persons, on the basis of the unique identifier of the means of identification this identifier being incorporated into said means of identification associated with said person. /a/ detecting biometric data (23, 48, 79, 94, 108) relating to said person; /b/ searching for a match between the biometric data relating to said person and biometric data previously stored in a biometric database (26, 51, 83, 97, 110), said previously stored biometric data relating to persons for which means of identification have been previously generated, without containing identities of persons in association with the biometric data stored,; and, when no match has been found: /c/ generating a means of identification (29, 56, 84, 98, 103, 111) associated with said person from biometric data relating to said person and at least one identity (24, 49, 80, 95, 117) of said person; /d/ adding the biometric data relating to said person in association with a unique identifier of said means of identification (56, 84) associated with said person, to the biometric database; the method furthermore comprising a second phase of granting at least one entitlement to said person (31, 39, 59, 69), in which: /e/ said person identifies themselves with the aid of the means of identification (33, 41, 61, 71) which has been previously associated therewith; and /f/ said entitlement is granted to said person when said entitlement has not already been granted to said person a number of times equal to a predetermined number, by consulting, in a database of entitlements (45, 67, 76), of the entitlements already granted to persons, on the basis of the unique identifier of the means of identification this identifier being incorporated into said means of identification associated with said person.