| 发明名称 |
Encryption Method for Execute-In-Place Memories |
| 摘要 |
Encryption/decryption techniques for external memory are described herein. In an example embodiment, a device comprises an internal memory and an external memory controller. The internal memory is configured to store a key. The external memory controller is configured to encrypt, with the key, an address for an access operation to an external memory device to obtain an encrypted address, and to encrypt or decrypt a block of data for the access operation based on the encrypted address. |
| 申请公布号 |
US2015371063(A1) |
申请公布日期 |
2015.12.24 |
| 申请号 |
US201414580753 |
申请日期 |
2014.12.23 |
| 申请人 |
Cypress Semiconductor Corporation |
发明人 |
Van Antwerpen Hans;van de Waerdt Jan-Willem |
| 分类号 |
G06F21/80;G06F12/14 |
主分类号 |
G06F21/80 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A device comprising:
an internal memory configured to store a key; and a controller configured at least to:
encrypt, with the key, an address for an access operation to an external memory device, to obtain an encrypted address; andencrypt or decrypt a block of data for the access operation based on the encrypted address. |
| 地址 |
San Jose CA US |
