At last week’s Apple Worldwide Developer Conference, Apple announced some security upgrades around Gatekeeper and a new filesystem that includes native support for encryption. Mac hacker Patrick Wardle, director of research at Synack, explains whether this a big deal and how the upgrades address some problems he’d disclosed to Apple. Download: Patrick_Wardle_on_MacOS_Gatekeeper_Security.mp3 Music by Chris Gonsalves