DETECTION OF UNAUTHORIZED DATA ENCRYPTION
    203.
    发明公开

    公开(公告)号:US20240037223A1

    公开(公告)日:2024-02-01

    申请号:US17815596

    申请日:2022-07-28

    Inventor: Federico Venier

    CPC classification number: G06F21/55 G06F21/6209 G06F21/78

    Abstract: In some examples, a system provides access, to a first server, a copy of a volume of data associated with a second server, where the first server is protected against unauthorized access. The first server receives first signatures generated by an agent in the second server based on applying a function on data objects of the volume. The first server generates, at the, second signatures derived based on applying the function on data objects of the copy of the volume. The first server determines whether malware that performs unauthorized data encryption of data of the second server is present, based on comparing the second signatures to the first signatures.

    OPTICAL DEVICE INCLUDING A GRATED OPTICAL WAVEGUIDE TO IMPROVE MODULATION EFFICIENCY

    公开(公告)号:US20240036365A1

    公开(公告)日:2024-02-01

    申请号:US17815403

    申请日:2022-07-27

    CPC classification number: G02F1/025 G02B6/12004 G02B6/34

    Abstract: Examples described herein relate to an optical device that entails phase shifting an optical signal. The optical device includes an optical waveguide having a first semiconductor material region and a second semiconductor material region formed adjacent to each other and defining a junction therebetween. Further, the optical device includes an insulating layer formed on top of the optical waveguide. Moreover, the optical device includes a III-V semiconductor layer formed on top of the insulating layer causing an optical mode of an optical signal passing through the optical waveguide to overlap with the first semiconductor material region, the second semiconductor material region, the insulating layer, and the III-V semiconductor layer thereby resulting in a phase shift in the optical signal passing through the optical waveguide.

    Enabling restriction on transmission of data packets at ingress network device

    公开(公告)号:US11888901B2

    公开(公告)日:2024-01-30

    申请号:US17409179

    申请日:2021-08-23

    CPC classification number: H04L63/20 H04L63/0236 H04L63/105

    Abstract: Examples disclosed herein relate to a method for defining an ingress access policy at an ingress network device based on instructions from an egress network device. The egress network device receives data packets directed to a first entity from a second entity connected to an ingress network device. Each data packet transmitted includes a source role tag corresponding to the second entity. At the egress network device, the data packets may be dropped based on the enforcement of an egress access policy. When the number of data packets that are being dropped increases beyond a pre-defined threshold, the egress network device transmits a command to the ingress network device instructing the ingress network device to create a restriction on the transmission of subsequent data packets. The command is transmitted in a Border Gateway Protocol (BGP) Flow Specification (FlowSpec) route.

    System and method for self-healing in decentralized model building for machine learning using blockchain

    公开(公告)号:US11886959B2

    公开(公告)日:2024-01-30

    申请号:US16282098

    申请日:2019-02-21

    CPC classification number: G06N20/00

    Abstract: Decentralized machine learning to build models is performed at nodes where local training datasets are generated. A blockchain platform may be used to coordinate decentralized machine learning (ML) over a series of iterations. For each iteration, a distributed ledger may be used to coordinate the nodes communicating via a blockchain network. A node can include self-healing features to recover from a fault condition within the blockchain network in manner that does not negatively impact the overall learning ability of the decentralized ML system. During self-healing, the node can determine that a local ML state is not consistent with the global ML state and trigger a corrective action to recover the local ML state. Thereafter, the node can generate a blockchain transaction indicating that it is in-sync with the most recent iteration of training, and informing other nodes to reintegrate the node into ML.

    ATTRIBUTING ERRORS TO INPUT/OUTPUT PERIPHERAL DRIVERS

    公开(公告)号:US20240028439A1

    公开(公告)日:2024-01-25

    申请号:US18473258

    申请日:2023-09-24

    Abstract: A process includes determining, by an operating system agent of a computer system, a first profile that is associated with an input/output (I/O) peripheral of the computer system. The first profile is associated with an error register of the I/O peripheral, and the first profile represents a configuration of the computer system that is associated with the I/O peripheral. The process includes, responsive to a notification of an error being associated with the I/O peripheral, determining, by the operating system agent, a second profile that is associated with the I/O peripheral. The second profile is associated with the error register. Moreover, responsive to the notification of the error, the process includes comparing, by a baseboard management controller of the computer system, the second profile to the first profile. Based on the comparison, the process includes determining, by the baseboard management controller, whether the error is attributable to a driver for the I/O peripheral.

    CORRUGATED THERMAL INTERFACE DEVICE WITH LATERAL SPRING FINGERS

    公开(公告)号:US20240027708A1

    公开(公告)日:2024-01-25

    申请号:US17867862

    申请日:2022-07-19

    CPC classification number: H05K7/20263 H05K7/20418 H05K7/2049 H05K7/20254

    Abstract: A first electronic device may comprise a chassis and first fins. The chassis may be configured to removably couple with a second electronic device. The first fins are configured to interleave with second fins of the second electronic device in a coupled state of the first and second electronic devices. A corrugated thermal interface device comprises folded fins. The folded fins are coupled to the first fins and are also removably couplable to the second fins in the coupled state of the first and second electronic devices. Each folded fin comprises one or more lateral walls, and the corrugated thermal interface device further comprises a plurality of spring fingers coupled to and extending at least partially in a lateral direction from the lateral walls. The spring finger contacts may be contacted and displaced by the second fins in the coupled state of the first and second electronic devices.

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