Invention Grant
US09130739B2 Method and apparatus for nonlinear IV setup in keystream generators
有权
密钥流发生器中非线性IV建立的方法和装置
- Patent Title: Method and apparatus for nonlinear IV setup in keystream generators
- Patent Title (中): 密钥流发生器中非线性IV建立的方法和装置
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Application No.: US14112635Application Date: 2012-04-12
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Publication No.: US09130739B2Publication Date: 2015-09-08
- Inventor: Aline Gouget , Pascal Paillier
- Applicant: Aline Gouget , Pascal Paillier
- Applicant Address: FR Meudon
- Assignee: GEMALTO SA
- Current Assignee: GEMALTO SA
- Current Assignee Address: FR Meudon
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: EP11305482 20110421
- International Application: PCT/EP2012/056606 WO 20120412
- International Announcement: WO2012/143277 WO 20121026
- Main IPC: H04K1/04
- IPC: H04K1/04 ; H04K1/06 ; H04L9/06 ; H04L9/00
Abstract:
The invention concerns the contact-less technology MIFARE, and describes a method to update a state by injecting an IV using a non-linear feedback shift register that makes use of only look-up tables and basic operations on 8-bit words.
Public/Granted literature
- US20140050316A1 METHOD AND APPARATUS FOR NONLINEAR IV SETUP IN KEYSTREAM GENERATORS Public/Granted day:2014-02-20
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