For years, Adobe Flash has been the point-of-entry for countless exploits, vulnerabilities and malware. Steve Jobs hated it, famously penning a scathing public letter talking about how irrelevant Flash had become; it’s even been shown that just refusing to install Flash on your MacBook, you can significantly improve battery life.
In OS X Mavericks, though, Adobe Flash is getting more secure, thanks to Apple’s new App Sandbox feature.