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    • 2. 发明申请
    • Method for dynamically using cryptographic keys in a postage meter
    • 在邮资计费器中动态使用加密密钥的方法
    • US20020065782A1
    • 2002-05-30
    • US09726744
    • 2000-11-30
    • Pitney Bowes Inc.
    • Craig J. DeFilippoJoseph L. Gargiulo
    • G06F017/60
    • G07B17/00733G07B2017/00177G07B2017/00322G07B2017/00741G07B2017/00846G07B2017/00854G07B2017/00879
    • A postage meter includes a vault that accounts for postage dispensed by the postage meter; and a printhead module having a printhead for printing the postage dispensed; a smart card chip having a ROM having software code stored therein; an EEPROM having an encrypted key and executable code stored therein, a CPU; a RAM; and a flash memory having an encrypted pointer data file stored therein. During power-up of the postage meter the encrypted pointer data file is read from the flash memory into the RAM by the CPU, the CPU uses the executable code to decrypt the encrypted pointer data file to obtain from the software code components parts of a decryption key and to assemble in the ram the decryption key from the component parts, the CPU uses the assembled decryption key and the executable code to decrypt the encrypted cryptographic key, and the CPU stores the decrypted cryptographic key in a secure area of the EEPROM, erases the decryption key and the encrypted pointer data file from the RAM, erases the encrypted cryptographic key and executable code from the EEPROM, and erases the pointer data file from the flash memory.
    • 邮费计包括一个帐篷,用于计算邮资计费器分发的邮资; 以及打印头模块,其具有用于打印分配的邮资的打印头; 具有存储有软件代码的ROM的智能卡芯片; 具有存储在其中的加密密钥和可执行代码的EEPROM,CPU; 一个RAM 以及存储有加密的指针数据文件的闪速存储器。 在邮资计费器上电期间,CPU将加密指针数据文件从闪存读取到RAM中,CPU使用可执行代码对加密的指针数据文件进行解密,从软件代码中获得解密部分 键,并且从RAM中组装解密密钥,CPU使用组合的解密密钥和可执行代码对加密的加密密钥进行解密,并且CPU将解密的加密密钥存储在EEPROM的安全区域中,擦除 来自RAM的解密密钥和加密指针数据文件从EEPROM中擦除加密的加密密钥和可执行代码,并从闪存中擦除指针数据文件。
    • 6. 发明授权
    • Method of securing postage data records in a postage printing device
    • 在邮资打印设备中确保邮资数据记录的方法
    • US08438115B2
    • 2013-05-07
    • US11234050
    • 2005-09-23
    • Steven J. PaulyMichael J. Shukaitis
    • Steven J. PaulyMichael J. Shukaitis
    • G06Q20/00
    • G07B17/00733G07B2017/00846
    • In a system including a postage printing device and a data center, wherein the postage printing device and the data center have a first set of keys for use in requesting and downloading a plurality of postage data records from the data center for use in printing postal indicia, a method of securely transferring the postage printing device and any postage value stored therein from a first user to a second user. According to the method, a new set of keys for requesting and downloading postage data records is generated, any current postage value stored in the printer device is securely transferred to the second user using the new keys and some of the first set of keys, and the first set of keys is zeroed, thereby protecting the first user from any potential theft or fraud of postage funds on the part of the second user.
    • 在包括邮资打印装置和数据中心的系统中,邮资打印装置和数据中心具有用于从数据中心请求和下载多个邮资数据记录的第一组密钥,用于打印邮戳 一种将邮资打印装置和从第一用户存储的任何邮资值安全地传送到第二用户的方法。 根据该方法,生成用于请求和下载邮资数据记录的新的一组密钥,使用新密钥和第一组密钥将存储在打印机设备中的任何当前邮资值安全地传送到第二用户,以及 第一组密钥被归零,从而保护第一用户免受第二用户的邮资的任何潜在盗窃或欺诈。
    • 8. 发明授权
    • Method for dynamically using cryptographic keys in a postage meter
    • 在邮资计费器中动态使用加密密钥的方法
    • US06941284B2
    • 2005-09-06
    • US09726744
    • 2000-11-30
    • Craig J. DeFilippoJoseph L. Gargiulo
    • Craig J. DeFilippoJoseph L. Gargiulo
    • G07B17/00H04K1/00G06F17/60
    • G07B17/00733G07B2017/00177G07B2017/00322G07B2017/00741G07B2017/00846G07B2017/00854G07B2017/00879
    • A postage meter includes a vault that accounts for postage dispensed by the postage meter; and a printhead module having a printhead for printing the postage dispensed; a smart card chip having a ROM having software code stored therein; an EEPROM having an encrypted key and executable code stored therein, a CPU; a RAM; and a flash memory having an encrypted pointer data file stored therein. During power-up of the postage meter the encrypted pointer data file is read from the flash memory into the RAM by the CPU, the CPU uses the executable code to decrypt the encrypted pointer data file to obtain from the software code components parts of a decryption key and to assemble in the ram the decryption key from the component parts, the CPU uses the assembled decryption key and the executable code to decrypt the encrypted cryptographic key, and the CPU stores the decrypted cryptographic key in a secure area of the EEPROM, erases the decryption key and the encrypted pointer data file from the RAM, erases the encrypted cryptographic key and executable code from the EEPROM, and erases the pointer data file from the flash memory.
    • 邮费计包括一个帐篷,用于计算邮资计费器分发的邮资; 以及打印头模块,其具有用于打印分配的邮资的打印头; 具有存储有软件代码的ROM的智能卡芯片; 具有存储在其中的加密密钥和可执行代码的EEPROM,CPU; 一个RAM 以及存储有加密的指针数据文件的闪速存储器。 在邮资计费器上电期间,CPU将加密指针数据文件从闪存读取到RAM中,CPU使用可执行代码对加密的指针数据文件进行解密,从软件代码中获得解密部分 键,并且从RAM中组装解密密钥,CPU使用组合的解密密钥和可执行代码对加密的加密密钥进行解密,并且CPU将解密的加密密钥存储在EEPROM的安全区域中,擦除 来自RAM的解密密钥和加密指针数据文件从EEPROM中擦除加密的加密密钥和可执行代码,并从闪存中擦除指针数据文件。
    • 10. 发明授权
    • System and method for providing an additional cryptography layer for
postage meter refills
    • 为邮资计费器重新填充提供附加密码层的系统和方法
    • US5812990A
    • 1998-09-22
    • US773537
    • 1996-12-23
    • Frederick W. Ryan, Jr.Robert W. Sisson
    • Frederick W. Ryan, Jr.Robert W. Sisson
    • G07B17/00G07B17/02
    • G07B17/0008G07B17/00733G07B2017/00056G07B2017/00161G07B2017/00169G07B2017/0075G07B2017/00766G07B2017/00846G07B2017/00967
    • A system and method is provided for refilling a postage metering system that includes a host coupled to a postal security device (PSD). A user enters a first request for postage refill which is transmitted to a meter server. The meter server transmits a request for a PSD audit to the postage metering system. PSD audit data is signed with a first secret key stored in the PSD to produce an audit message that includes a first signature and the PSD audit data. The audit message is transmitted to the meter server which transmits the first signature to a key management system which then verifies the first signature using a second secret key stored in the key management system. The PSD audit data is verified at the meter server which then constructs a second request for meter refill and transmits it to a meter recharging data center. The meter recharging data center generates a refill combination and transmits it to the meter server. The refill combination is transmitted from the meter server to the key management system for signature using the second secret key to produce a refill message that is transmitted to the meter server. The refill message includes a second signature and the refill combination. The refill message is transmitted to the PSD which verifies the signature and the refill combination using the first secret key and credits the PSD for the amount.
    • 提供了一种系统和方法,用于重新填充包含耦合到邮政安全设备(PSD)的主机的邮资计费系统。 用户输入发送到仪表服务器的邮资再填充的第一请求。 仪表服务器向邮资计费系统发送PSD审核请求。 PSD审核数据使用存储在PSD中的第一秘密密钥进行签名,以产生包含第一签名和PSD审核数据的审核消息。 审计消息被发送到计费服务器,该服务器将第一签名发送到密钥管理系统,密钥管理系统然后使用存储在密钥管理系统中的第二秘密密钥来验证第一签名。 PSD审核数据在仪表服务器上进行验证,然后构建计量器补充的第二个请求,并将其发送到仪表充电数据中心。 仪表充电数据中心生成一个重新填充组合并将其传输到仪表服务器。 重新填充组合从计量服务器发送到密钥管理系统以使用第二密钥进行签名,以产生发送到计费服务器的补充消息。 再填充消息包括第二签名和再填充组合。 将补充消息发送到PSD,PSD使用第一秘密密钥验证签名和再填充组合,并将该PSD记入该金额。