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Safran Identity & Security patents


Recent patent applications related to Safran Identity & Security. Safran Identity & Security is listed as an Agent/Assignee. Note: Safran Identity & Security may have other listings under different names/spellings. We're not affiliated with Safran Identity & Security, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Safran Identity & Security-related inventors


Methods for secure learning of parameters of a convolution neural network, and for secure input data classification

A method for secure learning of parameters of a convolution neural network, CNN, for data classification includes the implementation, by data processing of a first server, including receiving from a second server a base of already classified learning data, the learning data being homomorphically encrypted; learning in the encrypted domain,... Safran Identity & Security

Method for symmetric block encryption or decryption

application of the inverse of said function (F, G) to data dependent on the data produced by the permutation step (100, 104) using the generated permutation table (PC1′, PC2′).... Safran Identity & Security

Encryption/description method protected against side-channel attacks

and executing a second encryption round following the first encryption round, wherein the second encryption round is applied to the two third data Lrbr+1, Rrbr+1 by means of the second masked round key kr+1′.... Safran Identity & Security

Method of surveillance using a multi-sensor system

A method for the surveillance of a place using a network of image sensors connected to a biometric recognition device so arranged as to retrieve biometric features of persons from images supplied by the sensors and to compare the biometric features retrieved from images provided by distinct sensors in order... Safran Identity & Security

Method for generating a key and access control method

(E3) using the generated key for applying an access control method (F3) to a resource of the server (20) by the client-terminal (10).... Safran Identity & Security

Thermal pattern sensor with shared heating elements

Thermal pattern sensor comprising a matrix of several lines and columns of pixels, each pixel comprising at least one pyroelectric capacitance formed by at least one portion of pyroelectric material arranged between a lower electrode and an upper electrode, wherein a first of the lower and upper electrodes forms an... Safran Identity & Security

Method of capturing thermal pattern with optimised heating of pixels

in which, when a first pixel or a first group of pixels in the matrix is read, the heat sensitive measurement element of this first pixel or first group of pixels is heated by the heating element associated with this first pixel or first group of pixels, and the heat... Safran Identity & Security

Method for putting a first device in secure communication with a second device

generating (110) the third datum (PK′), the third datum (PK′) taking on a value adapted so that the predetermined condition is met only if input data (PIN′) are identical to reference secret data (PIN) associated with the second device (P).... Safran Identity & Security

Authentication method and system by garbled circuit

the invention proposes a method and an associated system for authenticating a user, by means of the redundancy present between several images of a video, the method using garbled circuits, named variant garbled circuits, associated with the alternative bits between the images of the video and a garbled circuit named... Safran Identity & Security

Method of detecting fraud of an iris recognition system

A method of detecting attempted fraud against a system recognising the iris of the human eye includes generation of a first image of an iris using first means of image capture in a visible light spectrum, and generation of a second image of said iris using second means of image... Safran Identity & Security

Method and a device for detecting fraud by examination using two different focal lengths during automatic face recognition

A method and an associated device for detecting fraud during automatic face recognition, the method comprising the following steps: acquiring a first image of the face by means of a first sensor having a first field angle, and a second image of the face by means of a second sensor... Safran Identity & Security

Method of authenticating documents by means of a mobile telecommunications terminal

A method for authenticating at least one document having a predetermined format and carrying at least one security pattern of appearance that varies as a function of an angle of observation, the method comprising the steps of: capturing at least one image of the document; determining a camera angle by... Safran Identity & Security

Process for verification of an access right of an individual

verification by the processing unit of the exactness of the result, from the proof.... Safran Identity & Security

Simplified authentication controls on persons

performing authentication (250) of the person by comparing the authentication biometric datum with a biometric datum of the person.... Safran Identity & Security

Method for backing up and restoring data of a secure element

The present invention also relates to a method for restoring saved data.... Safran Identity & Security

Method for allocating memory space

The present invention concerns a method for allocating a space of predetermined size in a memory (2) of a smart card (1), characterized in that it comprises steps of: deterministic preselection (100) in the memory (2), of at least one free zone having a size larger than the predetermined size,... Safran Identity & Security

Method for optimising memory writing in a device

Provided is a method for optimising memory writing in a device implementing a cryptography module and a client module calling functions implemented by the cryptography module. The device includes a random access memory including a first memory zone that is secured and dedicated to the cryptography module and a second... Safran Identity & Security

Device and optical capture at different wavelengths emitted sequentially

A device and method, the purpose of which is to secure digital fingerprint reading by sequential optical captures with optimization of the exposures to light. At least one of the illumination and detection parameters is adjusted as a function of the acquisition conditions (physiological condition of the epidermis, exposure to... Safran Identity & Security

Verification process of authentication or biometric identification

the proving entity and the verification entity engage in a Sumcheck protocol applied to the polynomial p to verify the result of calculation of the distance between the data.... Safran Identity & Security

Method for improving images applicable to fingerprint images

the generation of an image only comprising regions of which the pixels have a frequency response level greater than or equal to the threshold frequency response level.... Safran Identity & Security

Method for determining a colour value of an object in an image

A method for determining an apparent colour value of pixels corresponding to a subpart of an object in the acquired image, including: estimating a geometric distortion model of the object in the acquired image compared with a reference model of the object; determining a position in the acquired image of... Safran Identity & Security

Method and device for parameterising a device for performing banking operations

A method for parameterising a device for performing banking operations in which biometric data of the holder of the device for performing banking operations are used to authenticate the user of the device. The present invention: activates a plurality of commands using identifiers of a standard relating to banking transactions... Safran Identity & Security

Method for securing and verifying a document

for any image acquired on a different visual element, a security datum whereof the differences relative to the reference security datum are greater than said threshold.... Safran Identity & Security

Method for biometric processing of images

The invention relates to a method for biometric processing of images of part of the human body comprising at least one finger, said method being performed by a sensor, and wherein an emissive screen (1) displays at least one first display pattern to light said part of the human body... Safran Identity & Security

Method for checking a parameter indicating a confidence level associated with a user account of an online service

A method for checking a confidence level associated with a first user account of an online service, each user account including associated user data and contact means, the method includes the steps of selecting at least one second user account, generating a first code, recording the first code in association... Safran Identity & Security

Method for executing a cryptographic calculation and application to the classification by support vector machines

using the results T and R in a cryptographic application.... Safran Identity & Security

Multiparty secure calculation method protected against a malevolent party

e) generating by the client, a second result portion, by applying all the intermediate data of the first operation.... Safran Identity & Security

Surveillance a mobile telecommunications terminal

A surveillance method for a mobile telecommunications terminal having an eSIM card. A plurality of subscription profiles are stored in the eSIM card. The surveillance method includes steps of incrementing a counter each time a change of subscription profile order is received, determining a number of change of subscription profile... Safran Identity & Security

Method for validating the authenticity of an element of the human body

The invention relates to a device and to a method for validating whether an object is an element (5) of the human body, comprising at least the following steps: illuminating with at least one first light source (1) and with at least one second light source (2) an object that... Safran Identity & Security

Method for detecting fraud to authenticate a finger

c) validation that the object is a human finger by implementing a validation process on the position of the working points.... Safran Identity & Security

Biometric identification using one

A biometric identification method includes the steps of comparing a candidate print with a reference print and of validating the identification according to a certain number of characteristics common to both prints and a predetermined validation threshold. The method includes the steps of creating at least one deceiving print and... Safran Identity & Security

Identification an entity

The present invention relates to a biometric identification method of an entity comprising computation of a matching value between biometric data of an entity u and reference biometric data u′, by application of a function F to said biometric data by performing a non-interactive, publicly verifiable computation method comprising: representation... Safran Identity & Security

Method for detecting fraud by pre-recorded image projection

from the result of the comparison, determining (223, 224) whether the verification image sequence was acquired from at least one pre-recorded image of the individual.... Safran Identity & Security

Method for extracting morphological characteristics from a sample of biological material

in which method an image containing intensity data and an image containing phase data are formed from at least the signal delivered by the acquiring system and representative of the sample, in order to extract the morphological characteristics from the sample.... Safran Identity & Security

Method for characterizing material by analysis of speckles

computation of the value of at least one criterion representative of a phase shift distribution of the light beams diffused by the surface.... Safran Identity & Security

01/12/17 / #20170012769

Imbalanced montgomery ladder

The invention relates to a method for securing an electronic device (SC) against attacks via covert channels when the electronic device (SC) implements a Montgomery ladder for calculating the element A⊥A⊥. . . ⊥A where A appears k times. A designates an element of an Abelian group with a law... Safran Identity & Security








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