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Title: Non-intrusive data authentication systems and methods

Patent ·
OSTI ID:1735241

Systems and methods are disclosed that create a separate digital and cryptographically secure signal “branch” to a secondary observer from a primary signal path of an information system. The information system may be a measurement system. The secure signal branch is creating without interfering with the primary signal path. In such a manner, the secondary observer may authenticate reported data while not interfering with the signal of the information system.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000; NA0003525
Assignee:
National Technology & Engineering Solutions of Sandia, LLC (Albuquerque, NM)
Patent Number(s):
10,769,286
Application Number:
15/813,427
OSTI ID:
1735241
Resource Relation:
Patent File Date: 11/15/2017
Country of Publication:
United States
Language:
English

References (7)

Authenticated Sensor Interface Device patent-application May 2013
Data Replication to Multiple Data Nodes patent-application May 2012
Authenticated sensor interface device patent October 2016
Wake-up Circuits, Devices and Methods for Galvanic Isolators patent-application December 2010
Network Test System patent-application June 2015
System and Method for a Secure I/O Interface patent-application April 2005
System and Method for Metering the Performance of a Data Processing System patent-application June 2005

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