Abstract: A method of authenticating a user on client equipment, the user equipped with a personal terminal, the method wherein it comprises implementing by data processing means in said client equipment the following steps: (a) When said user's personal terminal is in proximity to said client equipment, receiving from the terminal and temporarily storing on data storage means in the client equipment: —a reference biometric data item of the user; and—at least one alphanumeric user authentication data item; stored on the data storage means in the terminal; (b) Identifying said user via biometric recognition from a candidate biometric data item of the user and the reference biometric data item(s) stored on the data storage means in the client equipment; (c) Using at least one alphanumeric authentication data item of the identified user stored on the data storage means in the client equipment, for authentication of said user.

Abstract: A contactless biometric sensor, including an upper face above which, in use, a human body part which has dermatoglyphs is positioned, a lighting source configured to light the human body part through the upper face and an imager configured to acquire an image of the human body part through the upper face. The upper face of the sensor is provided with a mask having spatially variable light transmissivity.

Abstract: A method for processing biometric data, comprising: functionally encrypting a test biometric datum, which is a vector comprising n test components representative of a biometric trait of a candidate individual, and at least one other non-zero test component representative of a first masking element, obtaining a score representing a distance, between the test biometric datum and a reference biometric datum, in a form masked by a primary mask, by functionally decrypting the encrypted test biometric datum, using a functional decryption key for a 1st-degree or 2nd-degree polynomial function parameterized with said reference biometric datum, the reference biometric datum being another vector comprising n reference components representative of a biometric trait of a reference individual and at least one other non-zero reference component representative of a second masking element.

Abstract: A computer-implemented method that includes providing, by a first computing device, a request for identifying data, wherein the first computing device is accessible by a first user. The method may further include receiving, by a second computing device, the request provided by the first computing device, wherein the second computing device is accessible by a second user. Additionally, the method may include, transmitting, by the second user, identifying data to a location accessible by the first computing device, wherein the identifying data is transmitted to the location based on an address provided by the first user. The method may yet further include accessing, by the first user, the identifying data transmitted by the second user; and validating, by the first user, the identifying data provided by the second user in response to accessing the identifying data.

Abstract: The present invention relates to a secure document and to a method for manufacturing a secure document.

Abstract: A method for securing an access to a location using a gate system including an entrance door and an exit door that opens onto the location, comprising: obtaining a number of persons who will form a group to pass through the gate system together, opening the entrance door, counting the number of persons present between the entrance door and the exit door using an overhead sensor, verifying, using biometric data, that all the persons present between the entrance door and the exit door are authorized, and triggering opening the exit door if the counted number of persons and the obtained number of persons are equal and if all the persons present in the gate system are authorized.

Abstract: The invention relates to a method for enrolling data in order to verify the authenticity of a security datum, the method comprising implementing by data processing means of a server the steps of: obtaining a reference security datum, generating a first encoded datum by applying to the reference security datum an obfuscated fuzzy Hamming distance encoding procedure, determining from the reference security datum, a plurality of derived data of the reference security datum, generating a first random datum, and determining a second encoded datum such that a variable point comparison predicate parameterized by the second encoded datum and the first random datum is true when said variable point has as coordinates said derived data, storing on a data storage means of the server at least said first and second encoded data. The invention also relates to a verification method and a server for this purpose.

Abstract: A locking assembly configured to lock a vehicle control radar with respect to a support, including a first plate which is configured to be fixedly mounted on one of the support and the vehicle control radar and which has a first face; a second plate configured to be fixedly mounted on the other one of the vehicle control radar and the support, the second plate including a second face configured to be placed facing the first face of the first plate; an end stop configured to prevent the first plate from moving in translation with respect to the second plate in a first direction along a locking direction; and a lock which is separate from the end stop and which is movable in translation along the locking direction, the lock being configured to prevent the first plate from moving in translation with respect to the second plate in a second direction which is opposite to the first direction.

Abstract: The invention refers to a computer-implemented method of analyzing video data to identify affiliates of an object of interest, the method comprising: identifying a plurality of occurrences of the object of interest in the video data; determining a set of potential affiliates for the object of interest from a plurality of other objects in the video data based on a criterion of closeness between the object of interest at each occurrence and each other object; analyzing the set of potential affiliates to obtain a similarity score for each potential affiliate at each occurrence from the plurality of occurrences, each similarity score indicating a degree of similarity with respect to a selected reference potential affiliate in the set of potential affiliates; and identifying a potential affiliate as an affiliate of the object of interest based on the similarity scores.

Abstract: A method comprising: generating a classification map comprising, for each block forming part of a plurality of blocks of a test image and for each class of a plurality of classes of distances in pixels, a score indicative of a probability of existence in the test image of a segment passing through the block and the length of which in pixels constitutes an inter-ridge distance of a fingerprint included in the class, generating a distance map comprising, for each block of the plurality of blocks, a local inter-ridge distance in pixels estimated for the block, and estimating an average inter-ridge distance in pixels of the test fingerprint on the basis of the inter-ridge distance map, the estimation comprising selecting, from the inter-ridge distance map, local inter-ridge distances of interest according to a criterion of proximity to the class of interest, and computing an average of the local inter-ridge distances of interest.

Abstract: A method for processing a test image showing a test fingerprint, the method including the following computer-implemented steps: estimating a first test inter-ridge distance relating to the test fingerprint, the first test inter-ridge distance being a distance in pixels; obtaining a reference inter-ridge distance relating to a reference fingerprint shown in a reference image, the reference inter-ridge distance being a distance in pixels; resizing the test image into a resized test image such that the first test inter-ridge distance in pixels corresponds to the reference inter-ridge distance in pixels; and commanding a comparison between the resized test image and the reference image, so as to verify whether the test fingerprint and the reference fingerprint match.

Abstract: The disclosure proposes a method in a first device comprising a transaction history and a generation counter, this device processing transactions with a second device. During a current transaction: receipt of data comprising a public key of the second device, a second generation counter and an identifier of the current transaction; verification that the first and second generation counters coincide; verification that the history comprises an input associated with the public key; approval of the current transaction if the transaction identifier satisfies a condition indicating the uniqueness of the current transaction; storage in the history of a new input with the public key; and update of an account balance to pay a credit to an account. The method also comprises: detection of a risk of saturation of the memory of the first device; update of the first generation counter and eviction of the memory.

Abstract: A method carried out by a smart card including a fingerprint sensor, the method including an authentication phase including: acquiring a sequence of object prints from objects detected over time by the fingerprint sensor; comparing the sequence of object prints with reference data defining a reference sequence of object prints according to at least two different print types; and determining that the authentication phase is successful if the sequence of object prints coincides with the reference data. During a digital enrollment phase, the smart card generates, from at least one fingerprint, called enrollment fingerprint, digital enrollment data; and records these digital enrollment data so as to allow subsequent digital authentication from said digital enrollment data.

Abstract: Method for securing a means of access to a target area by people, comprising, for a person: in a first area located upstream of the target area, tracking the person when they are moving in the first area in the direction of the target area, by way of a camera observing at least a portion of the first area, obtaining biometric information in relation to the person being tracked in order to check whether this person corresponds to a pre-registered person, determining a security indicator indicating a level of difficulty in obtaining biometric information for the person being tracked and checking whether a security condition is satisfied based on the indicator, generating a warning signal.

Abstract: A method for handling the execution of an applet function by an electronic device, including receiving a request to execute the function, checking a type associated with the function, if the type of the function is a given type, determining information relating to the arguments that are handled and/or to the data that are delivered by the function, observing the progress of the function and, if the function handles data inconsistently with the information relating to the arguments that are handled and/or to the data that are delivered by the function, performing security handling.

Abstract: The invention relates to a method for initializing a secure connection, comprising: reception, by a control unit of a vehicle, of a first secret transmitted beforehand by a system to a device; and set-up of a secure communication channel between the control unit of the vehicle and a user terminal, provided that the first secret and a second secret stored by the user terminal satisfy a predefined condition, wherein the control unit of the vehicle receives the first secret from a device via a wireless communication requiring proximity between the device and the control unit, after the device has received the first secret from the system.

Abstract: The present invention relates to a method comprising the following steps: a system receives a first identifier and a second identifier transmitted by a user terminal, transmitted beforehand to the user terminal by the device via wireless communication requiring proximity between the user terminal and the device, the system checks for the existence of a match between two stored reference identifiers corresponding respectively to the first identifier and to the second identifier, provided that said match exists, the system transmits: a pairing password to the user terminal, a checker to a control unit of the vehicle, the checker being configured to authorize setup of a secure communication channel between the user terminal and the control unit of the vehicle.

Abstract: Forming a 3D image using a lenticular structure includes a carrier layer having an arrangement of color sub-pixels and a lenticular array comprising convergent lenses facing the sub-pixels. A method includes performing visual inspection of the lenticular structure, during which sub-pixels viewable through the lenses are detected for a plurality of viewing directions; determining, based on the color of the sub-pixels detected for each viewing direction, grayscale levels required to reveal M images viewable through the lenticular array in the M viewing directions, respectively; and customizing the sub-pixel arrangement, during which the grayscale levels are engraved facing the sub-pixels in the carrier layer by focus of laser radiation through the lenses.

Abstract: The present invention relates to a method for processing a plurality of candidate annotations of a given instance of an image, each candidate annotation being defined as a closed shape matching the instance, characterized in that the method comprises performing, by a processing unit (21) of a server (2), steps of: (a) segregating said candidate annotations into a set of separate groups of at least overlapping candidate annotations; (b) selecting a subset of said groups as a function of the number of candidate annotations in each group; (c) building a final annotation of the given instance of said image as a combination of regions of the candidate annotations of said selected groups where at least a second predetermined number of the candidate annotations of said selected groups overlap.

Abstract: A method for producing an electronic document including a concealed magnetic strip, comprising a step of providing a surface of an electronic document body, a step of applying of a magnetic strip to at least part of the surface of the electronic document body, a visible surface, formed by the surface of the body covered at least in part by the magnetic strip, having a Delta E contrast equal to or less than 15, and a step of applying a decor that covers the surface of the body over the magnetic strip, the decor having a thickness of at most 10 ?m and having an opacity ratio at wavelengths in the visible domain of at least 70%; and a corresponding electronic document.