Invention Grant
- Patent Title: Method for implementing symmetric key encryption algorithm against power analysis attacks
- Patent Title (中): 实现对称密钥加密算法抵御功率分析攻击的方法
-
Application No.: US13474655Application Date: 2012-05-17
-
Publication No.: US08488781B2Publication Date: 2013-07-16
- Inventor: Doo Ho Choi , Yong-Je Choi , You Sung Kang , Ju Han Kim , Tae sung Kim , Kyung hee Oh
- Applicant: Doo Ho Choi , Yong-Je Choi , You Sung Kang , Ju Han Kim , Tae sung Kim , Kyung hee Oh
- Applicant Address: KR Daejeon
- Assignee: Electronics and Telecommunications Research Institute
- Current Assignee: Electronics and Telecommunications Research Institute
- Current Assignee Address: KR Daejeon
- Priority: KR10-2011-0047064 20110518
- Main IPC: G06F21/24
- IPC: G06F21/24
Abstract:
Disclosed is a method for implementing a symmetric key encryption algorithm against power analysis attacks, including: generating and storing an affine transform table; generating and storing a masked inversion table; and operating a masked S-box using the affine transform table and the masked inversion table.
Public/Granted literature
- US20120294439A1 METHOD FOR IMPLEMENTING SYMMETRIC KEY ENCRYPTION ALGORITHM AGAINST POWER ANALYSIS ATTACKS Public/Granted day:2012-11-22
Information query
