Inventor
HAZARD MICHEL
FR13 patents
⚠️ This page may combine multiple inventors who share the name “HAZARD MICHEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BULL CP8
8 patentsUS5533126AJul 2, 1996
Key protection device for smart cards
BULL CP8361 citations98
US4907272AMar 6, 1990
Method for authenticating an external authorizing datum by a portable object, such as a memory card
BULL CP8193 citations98
US4907270AMar 6, 1990
Method for certifying the authenticity of a datum exchanged between two devices connected locally or remotely by a transmission line
BULL CP8201 citations98
US6658566B1Dec 2, 2003
Process for storage and use of sensitive information in a security module and the associated security module
BULL CP8114 citations97
US5365466ANov 15, 1994
Method for generating a random number in a system with portable electronic objects, and system for implementing the method
BULL CP825 citations92
US5177790AJan 5, 1993
Method for generating a random number in a data processing system/and system for implementing the method
BULL CP840 citations92
US5153581AOct 6, 1992
Method for authentication by an external medium of a portable object such as a memory card coupled to this medium
BULL CP849 citations92
US5729609AMar 17, 1998
Method for producing a common key in two devices, in order to implement a common cryptographic procedure, and associated apparatus
BULL CP813 citations71
BULL SA
2 patentsCP8 TECHNOLOGIES
2 patentsUS7330979B1Feb 12, 2008
Method for protecting the processing of sensitive information in a monolithic security module, and associate security module
CP8 TECHNOLOGIES17 citations83
US6977577B2Dec 20, 2005
Method for authenticating a portable object, corresponding portable object, and apparatus therefor
CP8 TECHNOLOGIES1 citations51