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公开(公告)号：WO2022192046A1
公开(公告)日：2022-09-15
申请号：PCT/US2022/018521
申请日：2022-03-02
Applicant: MICRON TECHNOLOGY, INC.
Inventor： LIU, Zhan , DOVER, Lance W.
Abstract: The disclosed embodiments are related to the generation of a personal identifier within a memory device. In one embodiment, a method is disclosed comprising generating an asymmetric key pair from a physically unclonable function (PUF), the asymmetric key pair including a public key and a private key; generating a certificate signing request (CSR) for the public key, the CSR including a user identifier and a customer public key; requesting a digital certificate of the public key from a certificate authority (CA), the certificate authority storing a mapping between the customer public key and the user identifier; receiving a message from a host device; signing the message using the private key; and transmitting the signed message and the digital certificate to a computing device.
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公开(公告)号：WO2022256230A1
公开(公告)日：2022-12-08
申请号：PCT/US2022/031167
申请日：2022-05-26
Applicant: MICRON TECHNOLOGY, INC.
Inventor： LIU, Zhan
Abstract: The disclosed embodiments relate to using a memory device as a personal identification device. In one embodiment, a method is disclosed comprising receiving a message from a host processor; loading a private key, the private key generated based on a unique value generated by a physically unclonable function (PUF); signing the message using the private key to generate a signed message, and returning the signed message to the host processor.
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公开(公告)号：WO2022256231A1
公开(公告)日：2022-12-08
申请号：PCT/US2022/031169
申请日：2022-05-26
Applicant: MICRON TECHNOLOGY, INC.
Inventor： LIU, Zhan
IPC: H04L9/32 , H04L9/08 , H04W12/04 , H04W8/18 , H04L101/654
Abstract: The disclosed embodiments relate to authenticating devices to a cellular network. In one embodiment, a method is disclosed comprising reading a mobile identifier from a storage area of a memory device, the mobile identifier comprising a value associated with a subscriber of a cellular network; signing the mobile identifier using a private key to generate a digital signature, the private key generated using a physically unclonable function (PUF); transmitting the digital signature and a public key to a cellular network, the public key associated with the private key; and receiving, from the cellular network, a confirmation of access to the cellular network, the confirmation generated based on the public key and the digital signature.
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公开(公告)号：WO2022197453A1
公开(公告)日：2022-09-22
申请号：PCT/US2022/018707
申请日：2022-03-03
Applicant: MICRON TECHNOLOGY, INC.
Inventor： LIU, Zhan
Abstract: The disclosed embodiments provide cryptographically secure International Mobile Equipment Identity (IMEI) numbers via a Device Composition Identifier Engine (DICE). In one embodiment, a method is disclosed comprising receiving, at a computing device, an IMEI number from a cellular network; generating, by the computing device, a digital certificate using the IMEI number, the digital certificate signed using a private key generated by a manufacturer of the computing device; and transmitting, by the computing device, the digital certificate to the cellular network when authenticating to the cellular network.
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