Abstract: A method for processing an image representing at least one finger supplied by an image sensor of the thin-film transistor type of a fingerprint-capture system is disclosed. The purpose of the method is to modify characteristics of the image so that they correspond to the characteristics of images acquired by a fingerprint-capture system using a CCD or CMOS sensor while preserving relevant information about the image.

Abstract: An embedded subscriber identity module (eUICC1) and a method of controlling such a module. The embedded subscriber identity module (eUICC1) is suitable for maintaining numerous communication profiles (P) simultaneously in the active state, and each active communication profile (P) allows the communications terminal (T) containing the embedded subscriber identity module to communicate with a mobile telephone network (R) associated with that communication profile.

Abstract: The invention provides a distinguishing device for distinguishing, between vehicles passing in front of the device, a heavy goods vehicle (HGV) from a coach including over its entire length windows between a top side member and a bottom side member, the device comprising: a vertical stack of emitters of incident beams towards at least top halves of flanks of at least some of the vehicles; a vertical stack of receivers for detecting the beams that are reflected by the flanks of said vehicles; calculation means for calculating the time that elapses between each emission of a beam and the detection of the corresponding reflected beam in order to establish an image of each vehicle flank; and image processor means for detecting therein the absence or the presence of a top side member.

Abstract: A method for recognizing characters in an image of a document having at least one alphanumeric field. The method has the steps of: segmenting the image to identify objects therein; defining a bounding box around each object; making multiple successive selections based on different descriptors and dividing the bounding boxes into a plurality of cells for each of which a texture descriptor is determined as a gradient oriented histogram; performing character recognition on the finally selected bounding boxes. A device for implementing the method.

Abstract: The invention relates to a method for generating a cryptographic key for applying an access control method to a resource of a server (20) by a client-terminal (10), the method comprising the following steps: (E1) receiving a test biometric datum (DBtest), (E2) applying a decoding method to the test biometric datum (DBtest) and of a reference datum (Dref) for obtaining a cryptographic key (K?) such that: if the test biometric datum (DBtest) corresponds to the reference biometric datum (DBref), the cryptographic key generated (K?) is the legitimate cryptographic authentication key (Kl), otherwise, the generated cryptographic key (K?) is an illegitimate cryptographic authentication key (Ki) not allowing authentication of the client-terminal (10) at the server (20) during an access control, and (E3) using the generated key for applying an access control method (F3) to a resource of the server (20) by the client-terminal (10).

Abstract: The invention relates to a method for authenticating a face presented to a device comprising the steps in which the imager acquires an initial image of a face, the processing unit determines a pose of the face from the initial image, and determines a reference pose and a target position placed randomly or pseudo-randomly in a target space, the screen displays a displayed image (6) comprising at least one visual orientation mark (7) initially at a reference position, and a visual target (8) at the target position, updated by moving the visual orientation mark (7) according to the successive poses of the face, and the processing unit authenticates the face presented if there is a match between the position of the visual orientation mark (7) and the target position where the visual target is located (8).

Abstract: A method for biometrically recognizing individuals, comprising the following steps: performing at least two biometric recognitions based on separate sets of biometric characteristics detected on an individual during at least one first and one second detection operations; detecting a third set of biometric characteristics during the first detection and a fourth set of biometric characteristics during the second detection; verifying that the third set of biometric characteristics matches the fourth set of biometric characteristics. A corresponding enrolment method and a device to implement these methods.

Abstract: A method for processing a stream of video images to search for information therein, in particular detect predefined objects and/or a motion, comprising the steps of: a) supplying at least one attention map in at least one space of the positions and of the scales of at least one image of the video stream, b) selecting, in this space, points to be analyzed by making the selection depend at least on the values of the coefficients of the attention map at these points, at least some of the points to be analyzed being selected by random draw with a probability of selection in the draw at a point depending on the value of the attention map at that point, a bias being introduced into the map to give a non-zero probability of selection at any point, c) analyzing the selected points to search therein for said information, d) updating the attention map at least for the processing of the subsequent image, from at least the result of the analysis performed in c), e) reiterating the steps a) to d) for each new image of

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for obtaining image data of an identification (ID) document and identifying a pattern of the ID document based on analysis of the image data against a predefined patterns for a particular type of document. An identifier engine of the system computes a frequency metric that defines how often the pattern reoccurs at the ID document and generates a unique identifier for the ID document based on the computed frequency metric. The unique identifier is stored at a digital fingerprint database of the system as a digital fingerprint for the ID document.

Abstract: A server includes a first server configured to receive requests and a plurality of second servers configured to service requests. A method of client-server communication includes receiving, at the first server, a request from the client and allocating the request to one of the second servers. The server determines if the allocated second server can provide a response to the request within a predetermined time period. If the allocated second server cannot provide a response to the request within the predetermined time period it sends a reply to the client indicating when the server system can provide a response to the request and including an identifier of the allocated second server. Server generates a response to the request. Server receives a callback message from the client. Server sends the response to the client.

Abstract: The present invention relates to a method for encryption or decryption of a data block from a secret key, wherein the method comprises: generating a first round key kr dependent on the secret key, selecting each of a first mask (?br) and a second mask (?br+1) in a set consisting of a mask of bits all at one and a mask of all zero bits, calculating a first masked key kr? from the first round key kr and the first mask (?br) as follows: kr?=kr?(?br) wherein ? is an exclusive disjunction, executing a first encryption round applied to two first data dependent on the data block, by means of the first masked round key kr? so as to produce two second data, after producing the first masked key kr?, generating a second round key kr+1 dependent on the secret key, calculating a second masked key kr+1? from the second round key kr+1 and the second mask (?br+1) as follows: kr+1?=kr+1?(?br+1), calculating two third data Lrbr+1, Rrbr+1 as follows: Rrbr+1=Rrbr?(?br?1)?(?br) Lrbr+1=Lrbr?(?br?1)?(?br) and executing a secon

Abstract: A method for processing an acquired image (IA) showing a structured personal document (D) including a visual inspection zone (VIZ). The method includes determination of a first character string from an automatic reading zone or of barcode type (MRZ) of predetermined format, the first character string representing personalised information specific to the owner of the document (D), generation from the first character string of an intermediate image (IS) showing a second character string representing the same personalised information, detection in the acquired image of a third character string in the visual inspection zone (VIZ), representing the same personalised information, the detection comprising an overall comparison of the intermediate image (IS) with the acquired image, location in the visual inspection zone (VIZ) of a region of interest containing the third character string.

Abstract: A method for assisting in improving the security of an electronic operation carried out via a secure element. The method comprises the following steps. A first application of the secure element is selected and writes a piece of contextual data in means of recording of the secure element. Then, a second application is selected, reads the contextual data in the means for recording and verifies if the contextual data satisfies a predefined condition. If yes, it is considered that the context of the selecting of the second application is legitimate and the electronic operation can continue normally.

Abstract: An electronic wireless communication device (200) that includes first and second electronic chips (202, 204); a first antenna (206) electrically connected to the first electronic chip (202); a second antenna (208) electrically connected to the second electronic chip (204); and a third antenna (210) that is adapted to be electromagnetically coupled with the first and second antennas (206, 208). The first electronic chip (202) is configured to communicate with a first external terminal using a first protocol via a first antenna pair formed by the first antenna (206) and the third antenna (210); and the second electronic chip (204) is configured to communicate with the first external terminal and/or a second external terminal using a second protocol via a second antenna pair formed by the second antenna (208) and the third antenna (210).

Abstract: An embedded subscriber identity module (eUICC1), which includes communication profiles, and that co-operates with a communications terminal (T). The module includes at least two communication profiles (P) that are active at the same time so as to allow the communications terminal to communicate with each mobile telephone network (R1, R2) associated with the active communication profiles, a receive module for receiving, from the terminal (T), a command (CMD) that has one of the active communication profiles as its destination (P), (referred to as the destination profile), and a determination module for determining the destination profile from among the active communication profiles on the basis of a destination profile identifier included in the command.

Abstract: The present invention relates to a method for controlling the identity of a user (U), comprising the following steps implemented by an identity-controlling device (3): reading, in a public database (4), confidentiality-protected data if any previously generated by an identity-attesting device (1) from an identity element of a user (U) and at least one random datum specific to the user (U); verifying (120) heed of a condition relating to the confidentiality-protected data found in the public database (4); performing predetermined processing for the user (U) only if the condition is heeded. The public database is of blockchain type and the confidentiality-protected data generated by the identity-attesting device (1) are associated in the public database (4) with first transaction data indicating that the identity-attesting device (1) has transferred a predetermined amount of electronic currency to a recipient.

Abstract: The present invention relates to a method for symmetrical encryption or decryption of a data block from a secret key (K), the method comprising steps of: permutation (100) of at least one portion of the secret key (K) by means of a first permutation table (PC1?) so as to produce initial data, execution of several iterations, an iteration comprising steps of: rotation (102) of data dependent on the initial data so as to produce shifted data, permutation (104) of the shifted data by means of a second permutation table (PC2?) so as to produce a round key, execution of a plurality of encryption rounds (200) from the data block, an encryption round (200) using one of the round keys, generation of at least one of the permutation tables (PC1?, PC2?), the generation comprising determination of at least one function (F, G) variable from one encryption or decryption to another, composition of said function (F, G) with a predetermined permutation table (PC1, PC2), application of the inverse of said function (F,

Abstract: A control method and associated devices in an embedded subscriber identity module (eUICC1) co-operating with a terminal (T) includes operations for: receiving identifiers (ID) of services associated with a communications profile (P) to be executed when the profile is in the active state; determining whether each service (S) is supported by an operating system (OS1) of the embedded subscriber identity module (eUICC1), and if not, sending a request to update the operating system (OS1); installing the update enabling the operating system to run the communications profile (P); and sending a request to receive or to continue receiving the communications profile (P) for installing in the embedded subscriber identity module (eUICC1). Also described is a control method performed by a profile provisioning server for supplying the embedded subscriber identity module (eUICC1) with the service identifiers.

Abstract: An embedded subscriber identity module (2) includes: a first memory zone (Z1) for storing an operating system (OS1); a second memory zone (Z2) for storing user data (DT) in memory that is accessible by the operating system (OS1); and a third memory zone (Z3) for storing a data model (MD) defining at least one criterion (CT) that is to be complied with by the user data (DT) contained in the second memory zone (Z2). The embedded subscriber identity module (2) further includes a determination module (8) configured to determine whether the user data (DT) complies with the at least one criterion; and a processor module (10) configured to cause at least one first predetermined action as defined in the data model (MD) to be executed if the user data (DT) is not in compliance with the at least one criterion.

Abstract: Disclosed is a method for making a window in a thin plastic accommodating layer by inserting an insert from a thin plastic supply layer, the method including the following steps: cutting an opening in the accommodating layer according to the shape of the future window, punching the supply layer to produce an insert and inserting the insert into the opening, wherein the punching and at least one first phase of insertion are carried out in a single movement of a single punching and inserting tool, in a direction going from the supply layer to the accommodating layer.