A new exploit dubbed ‘Dark Jedi’ exists for MacBook systems created before mid-2014, where a hacker can issue a malicious program to overtake the system’s firmware by simply having the system be put in sleep mode. Upon waking from sleep, the firmware on these older Macs is unlocked, which leaves them open to access and modification from applications running in OS X. This contrasts with the recent Thunderstrike firmware vulnerability that allowed hackers to overtake firmware, but required physical access to the system. Since this current vulnerability is run by way of malicious software, systems can be attacked remotely by uses of trojan horse and other social engineering approaches, but this also provides an avenue for protection. Continue reading →