private String getDocSecurityString(int docSecurityFlag) {
        //mappings from: https://exiftool.org/TagNames/OOXML.html and
        //https://docs.microsoft.com/en-us/dotnet/api/documentformat.openxml.extendedproperties.documentsecurity?view=openxml-2.8.1
        switch (docSecurityFlag) {
            case 0:
                return OfficeOpenXMLExtended.SECURITY_NONE;
            case 1:
                return OfficeOpenXMLExtended.SECURITY_PASSWORD_PROTECTED;
            case 2:
                return OfficeOpenXMLExtended.SECURITY_READ_ONLY_RECOMMENDED;
            case 4:
                return OfficeOpenXMLExtended.SECURITY_READ_ONLY_ENFORCED;
            case 8:
                return OfficeOpenXMLExtended.SECURITY_LOCKED_FOR_ANNOTATIONS;
            default:
                return OfficeOpenXMLExtended.SECURITY_UNKNOWN;
        }
    }
OOXML metadata extractor.
<p/>
Currently POI doesn't support metadata extraction for OOXML.

@see OOXMLExtractor#getMetadataExtractor()
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/ooxml/MetadataExtractor.java