Abstract: The present disclosure relates to a method for providing a self-sovereign identity cloud service to a user. The method includes signing, on a user device of the user, an instruction to store self-sovereign identity data of the user based on a user private key of a user asymmetric key pair. The method further includes sending the signed instruction and the self-sovereign identity data from the user device to a cloud server. The method further includes verifying, in a trusted execution environment of the cloud server, the signed instruction based on a user public key of the user asymmetric key pair. The method further includes, if the signed instruction is approved, storing the self-sovereign identity data in the trusted execution environment.

Abstract: The present disclosure relates to a privacy preserving data storing method, in particular for analyzing a travel behavior of one or more users of mobility-as-a-service (MaaS) transportation services. The method comprises storing at least one user identification, user ID, identifying the one or more users on a trip together with a trip identification, trip ID, identifying the trip in a database entry of a first database and storing trip information on the trip with the trip ID in a database entry of a separate second database. The method further provides for associating the database entries of the first and second databases associated with the same trip ID for an analysis of the travel behavior of the users based on the associated database entries of the first and the second database.

Abstract: The present disclosure relates to a system for providing an electronic credential associated with electronic identification information of a user. The system comprises one or more electronic sensor devices configured to monitor an activity or a surrounding of the user and to generate user-specific sensor data, processing circuitry configured to analyze the user-specific sensor data to extract characteristic data associated with the user, and to generate a sensed electronic credential confirming the extracted characteristic data; and a memory configured to store the sensed electronic credential as part of the user's electronic identification information.

Abstract: The present disclosure relates to a distance measurement system The system comprises a transmitter device and a receiver device. The transmitter device and the receiver device are clock-synchronized to each other. The transmitter device is configured to emit an ultrasonic signal at one or more predefined transmit times known to the transmitter and the receiver device. The receiver device is configured to receive the ultrasonic signal and to estimate a distance between the transmitter device and the receiver device based on the received ultra-sonic signal and the one or more predefined transmit times.

Abstract: A device for authenticating a user is described that comprises a sensor configured to measure the movement of a user in response to the interaction of the user with a displayed image and controller circuitry configured to authenticate the user in response to a positive comparison between the movement of the user and a stored movement associated with the user.

Abstract: The present disclosure generally relates to authenticating a user of a mobile device based on motion data of said mobile device. Embodiments provide a method, apparatus and computer program for authenticating a user, a mobile device comprising such an apparatus and a system. The method comprises detecting an outfit of the user. The method comprises analyzing a gait of the user using a machine-learning model using motion data of a mobile device as input to the machine-learning model. The analysis is based on the identified outfit of the user. The method comprises authenticating the user based on the analysis of the gait of the user.

Abstract: An apparatus for providing information about a user's brain resources is provided. The apparatus includes at least sensor interface circuitry and processing circuitry coupled to the sensor interface circuitry. In a calibration mode, the sensor interface circuitry is configured to receive first sensor data from an electroencephalography sensor. The first sensor data are indicative of an electroencephalogram of the user. Further, the sensor interface circuitry is configured to receive second sensor data from a physiological sensor in the calibration mode. The second sensor data are indicative of a physiological property of the user. In the calibration mode, the processing circuitry is configured to train a brain-physiological model for the user based on the first sensor data and the second sensor data.

Abstract: In an authentication method, a wireless communication is established between a mobile device and a wearable device. A proximity is detected between the mobile device and the wearable device by comparing mobile device position information and wearable device position information. Access to the mobile device is granted based on a detected proximity.

Abstract: The present disclosure relates to a privacy preserving data storing method, in particular for analyzing a travel behavior of one or more users of mobility-as-a-service (MaaS) transportation services. The method comprises storing at least one user identification, user ID, identi-fying the one or more users on a trip together with a trip identification, trip ID, identifying the trip in a database entry of a first database and storing trip information on the trip with the trip ID in a database entry of a separate second database. The method further provides for associating the database entries of the first and second databases associated with the same trip ID for an analysis of the travel behavior of the users based on the associated data-base entries of the first and the second database.

Abstract: A device for authenticating a user is described that comprises a sensor configured to measure the movement of a user in response to the interaction of the user with a displayed image and controller circuitry configured to authenticate the user in response to a positive comparison between the movement of the user and a stored movement associated with the user.

Abstract: Embodiments of the present disclosure relate to a method. The method comprises, at a first user device, receiving user data from a tamper-proof second user device. Further, the method comprises, at the first user device, aggregating the user data according to a first logic and transmitting the aggregated user data and the user data to an external server. The method further comprises, at the external server, verifying whether the first logic, by which the aggregated user data and the user data are related to each other, corresponds to a predefined second logic for verifying a validity of the aggregated user data.

Abstract: The present disclosure relates to a system for providing an electronic credential associated with electronic identification information of a user. The system comprises one or more electronic sensor devices configured to monitor an activity or a surrounding of the user and to generate user-specific sensor data, processing circuitry configured to analyze the user-specific sensor data to extract characteristic data associated with the user, and to generate a sensed electronic credential confirming the extracted characteristic data; and a memory configured to store the sensed electronic credential as part of the user's electronic identification information.

Abstract: A device for authenticating a user is described. This device comprises transceiver circuitry configured to receive motion information from a plurality of wearable devices located on a user's body indicative of the motion of the user's body at the location of the respective wearable device at a particular time; and 5 controller circuitry configured to: compare the received motion information and the location of the respective wearable device and authenticate the user in the event of a positive comparison between the received motion information and the location of the respective wearable device with stored motion information and the location of the respective wearable device.

Abstract: An apparatus has circuitry which determines a location of a user, based on sound data representing speech of the user, and identifies the user based on the determined location of the user and user identification information and location information received from a mobile device.

Abstract: A data sharing system comprising a first data processing circuitry configured to store the user-specific data of a user. The data sharing system comprises at least one second data processing circuitry configured to store access rights of an external entity to access the user-specific data stored on the first data processing circuitry. The data sharing system comprises an interface between the first data processing circuitry and the second data processing circuitry configured to communicate the access rights from the second data processing circuitry to the first data processing circuitry. The data sharing system also comprises a user interface configured to authenticate the user to the second data processing circuitry for modifying access rights. Additionally, the data sharing system comprises an interface between the first data processing circuitry and the external entity configured to communicate a portion of the user-specific data to the external entity in accordance with the access rights.

Abstract: The present disclosure relates to a concept of proximity detection. A sequence of keystrokes is captured when a person types on a keyboard placed on a support structure. A sequence of vibrations of the support structure in response to typing on the keyboard is captured with a sensor device associated with a user or a location and in contact with the support structure in proximity to the keyboard. The proximity between the person and the sensor device is checked based on a comparison of the captured sequence of keystrokes with the captured sequence of vibrations.

Abstract: Examples relate to a method, an apparatus and a computer program for authenticating a user. The method comprises prompting the user to perform a facial gesture. The method comprises recording a facial gesture performed by the user using a visual sensor. The method comprises comparing micro-movements of the user's facial features during the recorded facial gesture with a user-specific reference sample of micro-movements for a specific facial gesture. The method comprises authenticating the user based on a match between the micro-movements of the user's facial features during the recorded facial gesture and the user-specific reference sample of micro-movements for the specific facial gesture.

Abstract: The present disclosure generally relates to authenticating a user of a mobile device based on motion data of said mobile device. Embodiments provide a method, apparatus and computer program for authenticating a user, a mobile device comprising such an apparatus and a system. The method comprises detecting an outfit of the user. The method comprises analyzing a gait of the user using a machine-learning model using motion data of a mobile device as input to the machine-learning model. The analysis is based on the identified outfit of the user. The method comprises authenticating the user based on the analysis of the gait of the user.

Abstract: A method for authenticating a user of an electronic device is provided. The method includes displaying a section of a graphical representation to the user on a display of the electronic device. The graphical representation comprises a graphical object. Further, the method includes requesting the user to navigate to the graphical object. Additionally, the method includes capturing data from one or more sensors of the electronic device that is indicative of a movement of the electronic device by the user for navigating to the graphical object and/or data from one or more input devices of the electronic device that is indicative of a user input by the user for navigating to the graphical object. The method further includes authenticating the user based on the captured data.

Abstract: The present disclosure relates to an electronic device which comprises a circuitry configured to authenticate a second electronic device when the circuitry detects based on a privacy preserving algorithm that the two electronic devices are associated with the same body. Furthermore, the present disclosure relates to a method comprising authenticating data communication between a first electronic device and a second electronic device when detecting based on a privacy preserving algorithm that the two electronic devices are associated with the same body.