Research Article
ICS Software Trust Measurement Method Based on Dynamic Length Trust Chain
Table 3
Algorithm validation results.
| Test case | Use integrity measurement | Do not use integrity measurement |
| Use correct start_openplc.sh file | Successful | Successful | Modify one of the security-sensitive files | Unsuccessful | Successful | Modify the file bool_true.png that does not affect the application | Successful | Successful | Update libmodbus.o with security measures | Successful | Successful | Infect files with a virus bootkit [39ā41] | Unsuccessful | Successful |
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