发明名称 |
SECURE ACCESS TO PERIPHERAL DEVICES OVER A BUS |
摘要 |
An apparatus includes an interface and a processor. The interface is configured for communicating over a bus. The processor is configured to disrupt on the bus a transaction in which a bus-master device attempts to access a peripheral device without authorization, by forcing one or more dummy values on at least one line of the bus in parallel to at least a part of the transaction. |
申请公布号 |
US2016357991(A1) |
申请公布日期 |
2016.12.08 |
申请号 |
US201615075219 |
申请日期 |
2016.03.21 |
申请人 |
Nuvoton Technology Corporation |
发明人 |
Hershman Ziv;Tanami Oren;Morav Dan |
分类号 |
G06F21/82;G06F13/42;G06F13/364 |
主分类号 |
G06F21/82 |
代理机构 |
|
代理人 |
|
主权项 |
1. An apparatus, comprising:
an interface for communicating over a bus; and a processor, which is configured to disrupt on the bus a transaction in which a bus-master device attempts to access a peripheral device without authorization, by forcing one or more dummy values on at least one line of the bus in parallel to at least a part of the transaction. |
地址 |
Hsin-chu TW |