Authentication method, authentication system, semiconductor circuit and authentication module
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Oct 31, 2006
Grant Date -
Mar 14, 2002
app pub date -
Sep 10, 2001
filing date -
Sep 11, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of authentication capable of avoiding an easy copying of a module used for personal authentication of an IC card or the like and thereby raising the reliability of the personal authentication, comprising having an electronic circuit having a hardware configuration corresponding to a predetermined authentication processing provided in an IC of an IC card carry out authentication processing using a PIN and data generated at an authentication apparatus at random and having the authentication apparatus similarly carry out the authentication processing, compare the processing result received from the IC card and the processing result obtained by itself, and, when they coincide, authenticating the user of the IC card as the legitimate user.
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