发明名称 Device and method for data timestamping
摘要 A storage device includes a trusted clock, a memory, a time-stamper and a digital signer. The device is adapted to store to the memory data that has been time-stamped by the time-stamper, with a time obtained from the trusted clock, and digitally signed with a digital signature by the digital signer.
申请公布号 GB0104815(D0) 申请公布日期 2001.04.18
申请号 GB20010004815 申请日期 2001.02.27
申请人 HEWLETT-PACKARD COMPANY 发明人
分类号 G06F12/14;G06F3/06;G06F12/00;G06F21/00;G06F21/24;G11B20/10;H04L9/32 主分类号 G06F12/14
代理机构 代理人
主权项
地址