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    • 31. 发明申请
    • SYSTEM AND METHOD FOR SENDING SECURE MESSAGES
    • 发送安全消息的系统和方法
    • US20120042161A1
    • 2012-02-16
    • US13280732
    • 2011-10-25
    • Michael S. BROWNMichael G. KIRKUPHerb LITTLE
    • Michael S. BROWNMichael G. KIRKUPHerb LITTLE
    • H04L29/06
    • H04L63/0823H04L9/3268H04L51/00H04L2209/80
    • Electronic messages are sent from a sending system to an identified recipient and are encrypted using information contained in a certificate for that recipient. An electronic device and method are provided for detecting receipt of a command to initiate transmission of a composed message to a recipient, and after said detection but prior to transmitting the message, determining that no valid digital certificate for said recipient is available at the communication device; retrieving a valid digital certificate for said recipient from a source over a network; and encrypting said composed message using the valid digital certificate; then initiating transmission of the encrypted, composed message to the recipient. Retrieval of the valid digital certificate can include repeated retrieval and validation of certificates until a valid certificate is obtained.
    • 电子消息从发送系统发送到识别的收件人,并使用包含在该收件人的证书中的信息进行加密。 提供了一种电子装置和方法,用于检测接收到发起组合消息到接收者的命令的接收,并且在所述检测之后但在发送消息之前,确定在通信设备处没有用于所述接收者的有效数字证书可用 ; 通过网络从源检索所述接收者的有效数字证书; 并使用有效的数字证书加密所述组合消息; 然后启动将加密的,合成的消息发送到接收者。 检索有效的数字证书可以包括重复检索和验证证书,直到获得有效的证书。