SYSTEM AND METHOD FOR CONTROLLING ACCESS TO A CYBER-PHYSICAL SYSTEM
Disclosed are systems and methods for controlling access to a cyber-physical system (CPS). A security tool can perform access authorization by analyzing messages sent through the CPS, creating a plurality of fictitious messages, sending the plurality of fictitious messages though the CPS, and checki...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | Disclosed are systems and methods for controlling access to a cyber-physical system (CPS). A security tool can perform access authorization by analyzing messages sent through the CPS, creating a plurality of fictitious messages, sending the plurality of fictitious messages though the CPS, and checking whether correct authorization data is included in the analyzed messages to determine authorized or unauthorized access to the CPS. An access monitoring tool can detect a change in a functional CPS module related to unauthorized access to the CPS, and responsive to the detection of a change in a functional CPS module related to unauthorized access to the CPS, change a state of a functional CPS module using a monitoring rule. |
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