PROVABLY SECURE APPLICATION-SPECIFIC CROSS-DOMAIN SOLUTIONS

    公开(公告)号:US20210160285A1

    公开(公告)日:2021-05-27

    申请号:US16695797

    申请日:2019-11-26

    Abstract: A secure communication path device includes a first secure communication validator providing a one-way communication path from a security domain by implementing a secure protocol parser, a second secure communication validator providing a one-way communication path from a second security domain by implementing a secure second protocol parser. Each validator including respective serial/de-serializer units providing a unidirectional communication path from their respective security domain. The device hardware segregating respective communications of the security domains within the secure communication path device.

    BLOCKCHAIN VERIFICATION OF NETWORK SECURITY SERVICE

    公开(公告)号:US20180287780A1

    公开(公告)日:2018-10-04

    申请号:US15471432

    申请日:2017-03-28

    Abstract: According to some embodiments, a system may include a communication port to exchange information with a client device associated with an industrial control system. A network security server coupled to the communication port may include a computer processor adapted to provide a network security service for the client device. The computer processor may further be adapted to record security information about the client device via a blockchain verification process (e.g., by registering a validation result within a distributed ledger). The network security service might comprise, for example, an integrity attestation service providing software verification for the client device.

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