How the artifact was analyzed.
A value of "None" is an explicit statement that no analysis has been performed on
the suspect payload.
A value of "Other" indicates that some form of analysis has been performed,
but the assertion will not identify what kind, possibly to protect confidential methods.
Further information may be provided in an dhzm:AnalysisToolResultDescription,
or the dhzm:WorkFlowID may allow some users to access additional information in other
systems.
A value of "Multiple" indicates that the optional AnalysisMethodToolList would provide
additional insight as to the methods.