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公开(公告)号：US20220271950A1
公开(公告)日：2022-08-25
申请号：US17741800
申请日：2022-05-11
申请人： BlackBerry Limited
摘要： A method at a computing device within an Intelligent Transportation System, the method comprising: determining, at the computing device, whether a short-term certificate is available to sign a message; if the short-term certificate is available, signing the message with a private key associated with the short-term certificate; if the short-term certificate is not available, signing the message with a private key associated with a long-term certificate; and sending the message to a recipient.
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公开(公告)号：US20230291578A1
公开(公告)日：2023-09-14
申请号：US18318230
申请日：2023-05-16
申请人： BlackBerry Limited
CPC分类号： H04L9/3268 , H04L63/1425 , H04L9/3213 , G06F21/64
摘要： A method at an Intelligent Transportation System (ITS) Transmitting Entity, the method including: generating an ITS message; augmenting the ITS message with an Integrity Report generated by an integrity detection function at the ITS Transmitting Entity to create an augmented ITS message; signing the augmented ITS message with an Authorization Certificate or Ticket, the Authorization Certificate or Ticket including an assurance indication from an Audit Certificate Authority for the integrity detection function; and sending the signed, augmented ITS message to an ITS Receiving Entity.
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3.发明公开公开(公告)号：US20230216695A1
公开(公告)日：2023-07-06
申请号：US18120146
申请日：2023-03-10
申请人： BlackBerry Limited
CPC分类号： H04L9/3263 , H04L51/18 , H04W12/63
摘要： A method at a network element for processing a first message destined for an intelligent transportation system station, the method including receiving from a sending entity, or generating, the first message at the network element; based on a source or contents of the first message, performing one of: discarding the first message; or modifying the first message to provide an indication to the intelligent transportation system station of checks the intelligent transportation system does not need to perform, thereby creating a second message; and forwarding the second message to the intelligent transportation system station.
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公开(公告)号：US20220209964A1
公开(公告)日：2022-06-30
申请号：US17695678
申请日：2022-03-15
申请人： BlackBerry Limited
摘要： A method at a network element for processing a first message destined for an intelligent transportation system station, the method including receiving from a sending entity, or generating, the first message at the network element; based on a source or contents of the first message, performing one of: discarding the first message; or modifying the first message to provide an indication to the intelligent transportation system station of checks the intelligent transportation system does not need to perform, thereby creating a second message; and forwarding the second message to the intelligent transportation system station.
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公开(公告)号：US20210051030A1
公开(公告)日：2021-02-18
申请号：US17073529
申请日：2020-10-19
申请人： BlackBerry Limited
摘要： A method at a computing device within an Intelligent Transportation System, the method comprising: determining, at the computing device, whether a short-term certificate is available to sign a message; if the short-term certificate is available, signing the message with a private key associated with the short-term certificate; if the short-term certificate is not available, signing the message with a private key associated with a long-term certificate; and sending the message to a recipient.
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公开(公告)号：US20240154822A1
公开(公告)日：2024-05-09
申请号：US18416148
申请日：2024-01-18
申请人： BlackBerry Limited
CPC分类号： H04L9/3268 , H04L9/0825 , H04L9/321 , H04L9/3247 , H04W4/40 , H04L67/12
摘要： A method at a computing device within an Intelligent Transportation System, the method comprising: determining, at the computing device, whether a short-term certificate is available to sign a message; if the short-term certificate is available, signing the message with a private key associated with the short-term certificate; if the short-term certificate is not available, signing the message with a private key associated with a long-term certificate; and sending the message to a recipient.
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公开(公告)号：US20230269101A1
公开(公告)日：2023-08-24
申请号：US18305069
申请日：2023-04-21
申请人： BlackBerry Limited
CPC分类号： H04L9/3268 , H04W4/40 , H04L9/0825 , H04L9/321 , H04L9/3247 , H04L67/12
摘要： A method at a computing device within an Intelligent Transportation System, the method comprising: determining, at the computing device, whether a short-term certificate is available to sign a message; if the short-term certificate is available, signing the message with a private key associated with the short-term certificate; if the short-term certificate is not available, signing the message with a private key associated with a long-term certificate; and sending the message to a recipient.
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8.发明申请公开(公告)号：US20190312738A1
公开(公告)日：2019-10-10
申请号：US15948210
申请日：2018-04-09
申请人： BlackBerry Limited
摘要： A method at a network element for processing a first message destined for an intelligent transportation system station, the method including receiving from a sending entity, or generating, the first message at the network element; based on a source or contents of the first message, performing one of: discarding the first message; or modifying the first message to provide an indication to the intelligent transportation system station of checks the intelligent transportation system does not need to perform, thereby creating a second message; and forwarding the second message to the intelligent transportation system station.
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