Method and apparatus for anti-rollback protection for non-persistent software

    公开(公告)号:US20240338197A1

    公开(公告)日:2024-10-10

    申请号:US18393733

    申请日:2023-12-22

    CPC classification number: G06F8/65 G06F8/62

    Abstract: A method and apparatus for anti-rollback protection for a non-persistent software in a system. A software install package includes a main version of software and a fallback version of the software. The fallback version of the software includes a vulnerable versions list that includes a list of vulnerable versions of the software determined up to a release date of the fallback version of the software. The fallback version of the software is stored in the system. The main version of the software is installed if the main version of the software is not listed in the vulnerable versions list. The fallback version may be updated automatically if the new fallback version higher than the existing fallback version is received. The fallback version is stored in a fallback versions' repository by an operating system or installer. The fallback version may include an allowed versions list.

    APPARATUS, METHOD, AND SYSTEM
    3.
    发明公开

    公开(公告)号:US20240340161A1

    公开(公告)日:2024-10-10

    申请号:US18531786

    申请日:2023-12-07

    CPC classification number: H04L9/0825 H04L9/008 H04L9/3236

    Abstract: It is provided an apparatus comprising interface circuitry, machine-readable instructions, and processing circuitry to execute the machine-readable instructions. The machine-readable instructions comprise instructions to encrypt data of a first agent with a homomorphic public key. The first agent is connected to a network. The machine-readable instructions further comprise instructions to transmit the encrypted data of the first agent and the homomorphic public key to a server and to request data from the server, the requested data comprising a reference value for the data of the first agent. The reference value is based on the data of the first agent and on the data of one or more second agents, the one or more second agents are connected to the network. The machine-readable instructions further comprise instructions to receive the requested data from the server. The requested data is encrypted with the homomorphic public key.

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