Authentication system and method for providing access for a subsystem to a password-protected main system

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United States of America Patent

APP PUB NO 20050228721A1
SERIAL NO

11093280

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Abstract

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An authentication system is proposed, for providing access for at least one subsystem to at least one password-protected main system. The authentication system includes a memory device for storing at least one reference key for the at least one subsystem and at least one reversibly coded password for the main system. It further includes a reception device for receiving a prescribed key stored in the subsystem. In addition, a comparison device is included for comparing the received key with the at least one reference key stored in the memory device. Further, a decoding device is used for reading and decoding the at least one reversibly coded password for the at least one main system which is stored in the memory device, if the requested key matches the reference key. Finally, an output device is included for outputting the decoded password to the main system in order to provide access for the subsystem. In addition, a method is proposed for providing access for at least one subsystem to at least one password-protected main system using an authentication system.

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Patent Owner(s)

Patent OwnerAddress
SIEMENS AKTIENGESELLSCHAFT80333 MÜNCHEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hofmann, Ralf Nuernberg, DE 67 1743

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