Norton Internet Security for Mac [Old Version] Confidently browse, shop, bank, and socialize online without worrying about getting attacked or scammed Norton Internet Security for Mac gives you the power to protect your identity, your Mac, and your important stuff from online threats so you can safely enjoy your favorite online activities. Norton Internet Security for Mac delivers powerful threat protection that keeps you, your Mac, and your stuff safe when you surf, shop, and bank online. Item supports Mac OS X 10.7 only.