Message auditing
    5.
    发明授权
    Message auditing 有权
    留言审核

    公开(公告)号:US07908330B2

    公开(公告)日:2011-03-15

    申请号:US11927523

    申请日:2007-10-29

    IPC分类号: G06F15/16

    CPC分类号: H04L51/12

    摘要: A system and method are disclosed for registering a email sender for the purpose of sending an email message to an email receiver including receiving a challenge message wherein the challenge message includes a machine answerable question; processing the challenge message to determine that it is a challenge message sent for the purpose of authorizing delivery of the email message; analyzing the question to determine a valid response to the challenge message; and sending the valid response that includes the answer wherein a nontrivial amount of resources are required to send the valid response.

    摘要翻译: 公开了一种用于注册电子邮件发送者的系统和方法,用于向电子邮件接收者发送电子邮件消息,包括接收质询消息,其中质询消息包括机器可回答的问题; 处理所述挑战消息以确定为了授权传送所述电子邮件而发送的挑战消息; 分析问题以确定对挑战消息的有效响应; 并发送包括答案的有效响应,其中需要非常多的资源来发送有效响应。