发明名称 SECURE SOFTWARE PRODUCT IDENTIFIER FOR PRODUCT VALIDATION AND ACTIVATION
摘要 <p>Systems, methods, and apparatus for generating and validating product keys. In some embodiments, a product key includes security information and identification information identifying at least one copy of a software product. The identifying information may be used to access validation information from at least one source other than the product key, and the validation information may be used to process the identification information and the security information to determine whether the product key is valid. In some further embodiments, the security information includes a first portion to be processed by a first validation authority using first validation information and a second portion to be processed by a second validation authority using second validation information, wherein the second validation information is stored separately from the first validation information.</p>
申请公布号 CA2815375(A1) 申请公布日期 2012.05.24
申请号 CA20112815375 申请日期 2011.11.08
申请人 MICROSOFT CORPORATION 发明人 LAYSON, THOMAS J.;GUNYAKTI, CAGLAR;SOULAMI, TARIK;TOSHEV, KALIN GEORGIEV;HARKER, JEFFREY PAUL;BENALOH, JOSH D.
分类号 G06F21/12;H04L9/32 主分类号 G06F21/12
代理机构 代理人
主权项
地址