Title: Microprocessor
Application Number: 200510053075 Application Date: 2005.03.07
Publication Number: 1713102 Publication Date: 2005.12.28
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G06F1/00;G09C1/00
Applicant(s) Name: Tokyo Shibaura Electric Co. Address:
Inventor(s) Name: Haruki Hiroyoshi;Hashimoto Mikio;Kawabata Takeshi
Attorney & Agent: kang jianfeng
Abstract:
    A microprocessor having a processor core includes an information acquisition unit that acquires information encrypted to be used by the processor core, from outside; a decryption unit that decrypts the information with a symmetric key to obtain plain text; and a controller that controls processing on the information acquired by the information acquisition unit based on the symmetric key.
Time: 12