apple.com/downloads/
avast.com/iavs4x/
apple.com/quicktime/download
apple.com/support/downloads/
grisoft.cz/softw/70/update/
pctools.com/mirror/
sophos.com/downloads/
kaspersky.com/avupdates/
kaspersky.com/sfupdates/
download.mcafee.com/updates/
