Abstract: The present disclosure provides a method, an apparatus, an electronic device, and a storage medium of remote attestation. The method is applied to a first trusted execution environment, and includes: obtaining a first file for a first application, the first file being used to deploy the first application in the first trusted execution environment, and the first file including a read-only target file system; obtaining a first metric value for the target file system; loading the first file, and writing the first metric value into a command line for booting a kernel, and booting a kernel in the first file based on the command line, to deploy the first application in the first trusted execution environment; and measuring the kernel and other components to obtain a second metric value, and performing remote attestation on the first application based on the second metric value.

Abstract: The present disclosure relates to a method and apparatus for generating a data tuple for secure computation, a medium, and a device. The method is applied to a first participant, and the method includes: separately obtaining a first pseudo-random number pair and a second pseudo-random number pair by jointly executing the R-OT protocol with a second participant twice; and generating a first element slice of a data tuple for secure computation based on the two pseudo-random number pairs, where the data tuple includes the first element slice and a second element slice, and the second element slice is generated by the second participant.

Abstract: The disclosure relates to a method, apparatus, electronic device and readable storage medium for vertical federated learning.

Abstract: Embodiments of the present disclosure provide a method, an apparatus, a device, and a storage medium for data processing. The method includes: initializing a first program and a second program different from the first program in a trusted execution environment; allocating a first memory space and a second memory space to the first program and the second program respectively, where the first memory space is a linear memory address space and includes at least a first memory page; and where the second memory space is a linear memory address space and includes at least a second memory page; mapping the first memory page of the first memory space to a first virtual memory page in a virtual address space of the trusted execution environment; and mapping the second memory page of the second memory space to the first virtual memory page in the virtual address space.

Abstract: This relates to new cerium (IV) organometallic compounds, to methods for making said cerium (IV) organometallic compounds and to their uses as condensation catalysts e.g., for curing room temperature vulcanisable (RTV) silicone compositions comprising a polyorganosiloxane polymer having at least two hydroxy or hydrolysable groups per molecule, together with a suitable condensation curable cross-linker. Such compositions can include various additives and can be stored in one-part or multiple part compositions. This disclosure also relates to silicone elastomers and cured silicone sealants and/or adhesives prepared by curing said compositions using the cerium (IV) organometallic compounds as the catalysts.

Abstract: A data communication method and apparatus, an electronic device and a storage medium are provided. The method includes: sending, to a requester, attestation information and a first key for a first service in response to receiving, from the requester, a verification request for the first service, the first key being determined based on a relationship between the requester and the first service; receiving, from the requester, a processing request for the first service, the processing request including encrypted first data; obtaining, using a second key related to the first key, decrypted first data from the processing request; and sending, to the requester, a processing result of the first data in response to the processing request.

Abstract: An indoor unit of a fan wall type air conditioner includes a first fan wall module which includes multiple first cold air chambers arranged side by side. A first fan assembly is arranged in each of the first cold air chambers. An upper portion of a middle one of the first cold air chambers is covered with a door in which a display module is inlaid. A low-voltage electric control box and a high-voltage electric control box are sequentially arranged, from outside to inside, in the middle first cold air chamber and covered by the door. Low-voltage components are arranged in the low-voltage electric control box, and high-voltage components are arranged in the high-voltage electric control box. In the indoor unit of the fan wall type air conditioner, arrangement of the internal components is optimized, the air outlet effect is effectively improved, and operation and maintenance are facilitated for users.

Abstract: This relates to new cerium (IV) organometallic compounds, to methods for making said cerium (IV) organometallic compounds and to their uses as condensation catalysts e.g., for curing room temperature vulcanisable (RTV) silicone compositions comprising a polyorganosiloxane polymer having at least two hydroxy or hydrolysable groups per molecule, together with a suitable condensation curable cross-linker. Such compositions can include various additives and can be stored in one-part or multiple part compositions. This disclosure also relates to silicone elastomers and cured silicone sealants and/or adhesives prepared by curing said compositions using the cerium (IV) organometallic compounds as the catalysts.

Abstract: The disclosure provides a remote attestation method, apparatus, electronic device, and storage medium. The method is applied to a first application, and the first application runs in a first trusted execution environment. The method includes: initiating a remote attestation request to a second application, wherein the second application runs in a second trusted execution environment; obtaining a first attestation response returned by the second application; obtaining a first attestation evidence of the second application from a target trusted storage module, wherein the first attestation evidence is uploaded and stored in the target trusted storage module by the second application; and performing remote attestation based on the first attestation response and the first attestation evidence, to obtain a first remote attestation result for the second application.

Abstract: Data processing methods and electronic device are provided in the present disclosure.

Abstract: A heat exchange device includes a first heat exchanger and a second heat exchanger. At least one of the first heat exchanger and the second heat exchanger is provided with a spraying device that can be turned off. An air outlet of the first heat exchanger is connected to an air inlet of the second heat exchanger. An atomization device that can be turned off is provided at an air inlet of the first heat exchanger, so that after atomized particles undergo evaporation heat exchange in the first heat exchanger, atomized particles which have not undergone sufficient heat exchange can enter the second heat exchanger for sufficient heat exchange. The provision of both the spraying device and the atomization device in the heat exchange device allows for selecting different cooling modes according to different cooling powers.

Abstract: There are disclosed certain substituted pyrazine-2-carboxamides of Formula (I), and pharmaceutically acceptable salts thereof, together with compositions containing them and their use in therapy. The compounds are inhibitors of hematopoietic progenitor kinase 1 (HPK1) and are thereby particularly useful in the treatment or prophylaxis of cancer.

Abstract: A data processing method, an apparatus, a device and a medium are provided.

Abstract: According to the embodiments of the present disclosure, a data processing method, an electronic device, and a non-transitory computer-readable storage medium are provided. The method includes: obtaining initial prompt information generated based on a user input at a client; encrypting the initial prompt information using a first key to obtain encrypted prompt information; retrieving, from a plurality of encrypted knowledge segments, at least one first encrypted knowledge segment matching the encrypted prompt information, wherein the plurality of encrypted knowledge segments are encrypted using the first key; and obtaining, using a machine learning model and based on the at least one first encrypted knowledge segment, a reply to the user input.

Abstract: Disclosed is a device for multi-layer slot die coating and a coating method. The device comprises a first coating die, a second coating die, and a drying module. One end of the first coating die is connected with a first paste. The other end of the first coating die is configured to coat the first paste onto a substrate to form a first coating layer. One end of the second coating die is connected with a second paste. The other end of the second coating die is configured to coat the second paste onto the substrate to form a second coating layer. The drying module is disposed between the first coating die and the second coating die to dry a surface of the first coating layer such that a solid coating interface that causes the first coating layer and the second coating layer not to interfere with each other is formed.

Abstract: A vector retrieval method and apparatus, a medium, an electronic device and a program product. The method includes: acquiring a target vector to be retrieved and a target key; performing linear transformation on the target vector by using the target random number; performing a rotation operation on the target vector obtained after the linear transformation by using the target orthogonal matrix to obtain a first ciphertext vector; and sending the first ciphertext vector to a first server, so that the first server retrieves at least one second ciphertext vector that is similar to the first ciphertext vector from a knowledge vector base, ciphertext vectors in the knowledge vector base are generated based on the target key and a reference vector, and a generation manner of the ciphertext vectors is the same as a generation manner of the first ciphertext vector.

Abstract: The embodiment of this disclosure provides a method, an apparatus, a device and a computer readable storage medium for data processing based on a trusted execution environment. The method includes: a host device determines, based on a first parameter set, a first metric value for describing a target virtual machine hosted on the host device. The host device sends the first metric value to a client device via a trusted execution environment component of the host device. Next, the host device receives, from the client device via the trusted execution environment component, a decryption key for decrypting a first virtual image file of the target virtual machine; and runs, based on the decryption key, the first virtual image file to start the target virtual machine. Thereby, a user may implement a data processing system based on a trusted execution environment.

Abstract: Two-part condensation curable silyl-modified polymer (SMP) based sealant compositions, in particular two-part condensation curable SMP based translucent sealant compositions containing a catalyst comprising (i) a titanate and/or zirconate and (ii) a metal carboxylate salt.

Abstract: Embodiment of the disclosure provide a data access method and an apparatus, a device and a readable storage medium. The method includes: in response to a demand of processing the data resource generated in a target application, sending a data access authorization request for the data resource to a plurality of clients of the target application, the plurality of clients being associated with the data resource. The authorization information for the data access authorization request is received respectively from at least one of the plurality of clients. At least one access credential respectively corresponding to the at least one client is obtained based on the authorization information. The target data associated with the at least one client in the data resource is accessed with the at least one access credential to process the target data.

Abstract: A method of data processing for secure computation, a storage medium, and an electronic device are provided. The method includes: performing a data processing process based on a target protocol with the second party based on the first identification set, so that the second party obtains at least a first index number of an intersection of the first identification set and the second identification set in the first identification set; obtaining a first polynomial corresponding to each individual dimension of at least some dimensions in the h-dimensional features; computing values of the first polynomial on at least part of identifications in a target identification set with the second party to obtain a first shard of the values; and performing a target data processing task based at least on the first shard.