发明名称 TIME SYNCHRONIZED CHALLENGE-RESPONSE ONE TIME PASSWORD AND AUTHENTICATION SYSTEM BASED ON IT
摘要 A temporary password production method and an authentication system of a time-synchronized challenge-response method for increasing security are provided to generate other responses by adding time data to input value. A controller connects a challenge, a serial, a discretized time data and a reservation code. The controller prepares for a hash input data block(1000). The controller inputs the hash input data block to a hash function module(411). The controller draws a hash result. The controller inputs the hash result to a representing function module(412). The controller draws an OTP(One Time Password)(1100).
申请公布号 KR20090098928(A) 申请公布日期 2009.09.18
申请号 KR20080024110 申请日期 2008.03.15
申请人 PARK, HYUN WON 发明人 PARK, HYUN WON
分类号 G06F21/00;G06F15/16 主分类号 G06F21/00
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