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    • 42. 发明申请
    • System and method for secure conditional access download and reconfiguration
    • 用于安全条件访问下载和重新配置的系统和方法
    • US20060137015A1
    • 2006-06-22
    • US11017559
    • 2004-12-18
    • James FahrnyMark Wilson
    • James FahrnyMark Wilson
    • H04N7/16
    • H04N21/25816H04N7/17318H04N21/235H04N21/26291H04N21/26606H04N21/435H04N21/4432H04N21/6583H04N21/8193
    • A method of securely downloading at least one of conditional access software (CAS), Digital Rights Management software (DRMS), Trusted Domain Software (TDS), and Gaming Security Software (GSS) includes presenting a specialized entitlement management message (EMM) to initiate the download to a receiver security device using a supervisory logon key (SLK) split to logon with a second split contained inside the receiver security device, presenting a receiver digitally signed random challenge from the receiver security device to a sender security server to establish authentication of the receiver security device to the sender security server, and signing and returning the receiver random challenge from the sender security server to the receiver security device with a sender random challenge to establish authentication of the sender security server to the receiver security device.
    • 安全地下载条件访问软件(CAS),数字版权管理软件(DRMS),可信域软件(TDS)和游戏安全软件(GSS)中的至少一个的方法包括呈现专门的授权管理消息(EMM)以启动 使用监视登录密钥(SLK)将接收机安全设备下载到分组以与接收器安全设备内部的第二分组进行登录,从接收机安全设备向发送者安全服务器呈现接收机数字签名的随机询问,以建立认证 接收方安全设备发送到发送方安全服务器,并且将接收方的随机询问从发件人安全服务器签发并返回到具有发件人随机询问的接收者安全设备,以向接收方安全设备建立发件人安全服务器的认证。