Mac OS X  2a“ATTR“è«èj%com.apple.metadata:kMDItemWhereFromsR com.apple.provenance]6com.apple.quarantinebplist00¡_;sftp://64.227.8.81/var/www/chapters/Policy-Purdy/study.html H–A”É‹I†tq/0281;68e19f70;;4BE5B2E8-4075-4E26-9320-7F8D6D9AD713