Invention Grant
- Patent Title: Secure wiegand communications
- Patent Title (中): 安全的wiegand通信
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Application No.: US12539431Application Date: 2009-08-11
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Publication No.: US08358783B2Publication Date: 2013-01-22
- Inventor: Michael Davis , David Andresky , Scott B. Guthery , Mark Robinton
- Applicant: Michael Davis , David Andresky , Scott B. Guthery , Mark Robinton
- Applicant Address: SE
- Assignee: Assa Abloy AB
- Current Assignee: Assa Abloy AB
- Current Assignee Address: SE
- Agency: Sheridan Ross P.C.
- Main IPC: H04K1/00
- IPC: H04K1/00
Abstract:
The present invention is directed toward secure access systems. Specifically, a method and system is provided that enhances the security of unidirectional communication protocols used in access control systems, such as the Wiegand protocol. The enhancements may include obfuscation of data, a two-way packet-mode communications, and blind synchronization of pseudo-random number generators.
Public/Granted literature
- US20100034375A1 SECURE WIEGAND COMMUNICATIONS Public/Granted day:2010-02-11
Information query
