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    • 31. 发明授权
    • Secure RF communication method, terminal and system
    • 安全RF通信方式,终端和系统
    • US09521546B2
    • 2016-12-13
    • US14235046
    • 2012-08-28
    • Meixiang Li
    • Meixiang Li
    • H04M1/66H04W12/04H04L9/08H04L9/32H04W12/02H04L29/06H04W12/12H04B5/00
    • H04W12/04H04B5/0031H04B5/0075H04L9/0827H04L9/3215H04L63/18H04L2209/80H04W12/02H04W12/12
    • A method, terminal and secure RF communication system are provided. The method for radio frequency secure communication of the invention comprises: generating magnetic channel data, and transmitting the magnetic channel data via a magnetic channel; establishing a radio frequency link with a peer device which feeds back a response information of the magnetic channel data; generating first radio frequency data, encrypting the first radio frequency data using the magnetic channel data, and transmitting the encrypted first radio frequency data to the peer device via the radio frequency link; and/or receiving encrypted second radio frequency data transmitted by the peer device via the radio frequency link, and decrypting the encrypted second radio frequency data using the magnetic channel data. By the above technical solution, the invention avoids the risk that a preset key is intercepted or decrypted, and enhances the security of the radio frequency link data exchanging process.
    • 提供了一种方法,终端和安全的RF通信系统。 本发明的射频安全通信方法包括:产生磁通道数据,经由磁通道发送磁通道数据; 与对等设备建立射频链路,对等体设备反馈磁通道数据的响应信息; 生成第一射频数据,使用磁通道数据对第一射频数据进行加密,经由射频链路将加密的第一射频数据发送到对等设备; 和/或经由射频链路接收由对等设备发送的加密的第二射频数据,以及使用磁通道数据解密加密的第二射频数据。 通过上述技术方案,本发明避免了预设密钥被拦截或解密的风险,提高了射频链路数据交换过程的安全性。
    • 38. 发明授权
    • Method to encrypt information that is transferred between two communication units
    • 加密在两个通信单元之间传输的信息的方法
    • US09363034B2
    • 2016-06-07
    • US13639178
    • 2011-02-23
    • Stefan Hagbard
    • Stefan Hagbard
    • G06F17/30G06F7/04G06F15/16H04L29/06H04K1/00H04L9/06H04L9/08H04W88/02
    • H04K1/00H04L9/065H04L9/0827H04L9/0841H04L63/0457H04L2209/80H04W12/02H04W88/02
    • Method for encrypting information transferred between two mobile telephones, each having a security module and where a security application contains encryption and decryption algorithms. The security application is stored on an SD card introduced into a card-holder location in the relevant telephone, then transferred from the card to the security module with a session key stored on the card, a key stream forms in the card on the basis of the session key, and during encryption is transferred from the card to the security module where encryption takes place, such encrypted stream of data is transmitted by the telephone, the stream of data is received by a second mobile telephone, decryption takes place with a corresponding key stream in the security module of the second telephone and the corresponding key stream is formed in the SD card of the second telephone on the basis of the session key.
    • 用于加密在两个移动电话之间传送的信息的方法,每个移动电话具有安全模块,并且其中安全应用包含加密和解密算法。 安全应用程序存储在引入到相关电话中的卡持有者位置的SD卡上,然后通过存储在卡上的会话密钥从卡传输到安全模块,基于 会话密钥,并且在加密期间,从卡传送到进行加密的安全模块,这样的加密数据流由电话传输,数据流由第二移动电话接收,解密发生与相应的 第二电话的安全模块中的密钥流和对应的密钥流基于会话密钥形成在第二电话的SD卡中。
    • 39. 发明授权
    • Symmetric keying and chain of trust
    • 对称键控和信任链
    • US09348997B2
    • 2016-05-24
    • US14543097
    • 2014-11-17
    • Intel Corporation
    • Steffen SchulzMatthias Schunter
    • G06F21/51G06F21/53
    • H04L9/0827G06F21/51G06F21/53G06F2221/033
    • The present disclosure is directed to sealing data using chain of trust key derivation. In at least one embodiment, a chain of trust may be used to derive sealing keys for sealing data on a device. The device may comprise, for example, at least a memory and processor. The processor may be to at least load code modules from the memory. Following the loading of a code module, the processor may further be to measure the code module, determine a sealing key corresponding to the code module, wherein the sealing key is determined based at least on a prior sealing key corresponding to a previously loaded code module and the measurement of the code module, and seal data corresponding to the loaded code module using the sealing key. Since the sealing keys are state dependent, a method for authorized migration of sealed data during software upgrades is also disclosed.
    • 本披露旨在使用信任密钥导出链密封数据。 在至少一个实施例中,可以使用信任链来导出用于密封设备上的数据的密封密钥。 该设备可以包括例如至少一个存储器和处理器。 处理器可能至少要从存储器加载代码模块。 在加载代码模块之后,处理器还可以测量代码模块,确定对应于代码模块的密封密钥,其中密封密钥至少基于与先前加载的代码模块对应的先前密封密钥来确定 以及代码模块的测量,以及使用密封密封对应于加载的代码模块的数据。 由于密封密钥是取决于状态的,所以还公开了在软件升级过程中授权的密封数据迁移的方法。