Information security – Access control or authentication – Authorization
Reexamination Certificate
2007-07-17
2007-07-17
Zia, Syed A. (Department: 2131)
Information security
Access control or authentication
Authorization
C726S020000, C726S017000, C726S016000, C726S002000, C726S004000, C709S225000, C713S163000, C713S162000, C235S382000, C235S380000
Reexamination Certificate
active
09462925
ABSTRACT:
The invention concerns a method solving security problems resulting from the addition of a security circuit to a smart card reading terminal by providing said security circuit with means for counting the number of times the security circuit is activated for certain sensitive operations. When the total of said operations reaches a fixed value, the security circuit is prevented from operating until it is re-initialized again. Optionally, the circuit may have to be replaced by another.
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Jean Lionel
Ouvray Jean-Claude
Buchanan & Ingersoll & Rooney PC
Gemplus
Zia Syed A.
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