发明名称 |
Computing device that securely runs authorized software |
摘要 |
A computing device for securely executing authorized code includes a protected memory for storing authorized code, which contains an original digital signature, and a processor in signal communication with the protected memory for preparing to execute code from the protected memory by verifying that a digital signature contained in the code is original in accordance with a public key, and if the original digital signature is verified, then branching to a copy of the authorized code in the protected memory to begin execution. |
申请公布号 |
US2005076226(A1) |
申请公布日期 |
2005.04.07 |
申请号 |
US20030677933 |
申请日期 |
2003.10.01 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BOIVIE RICHARD H.;HALL WILLIAM ERIC |
分类号 |
G06F21/00;H04L9/32;(IPC1-7):H04L9/32;G06F12/14 |
主分类号 |
G06F21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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