A security glitch last night has caused uproar among Mac users after it forced many to reinstall software downloaded from the Mac App Store. It appears the security certificate Apple uses to prevent piracy expired overnight on Wednesday, causing trouble with Mac users’ apps.
Alex Hern, writing for The Guardian, further explained what happened, saying:
“Applications downloaded from the Mac App Store were temporarily unavailable from 10PM UK time, when a security certificate expired, five years after its creation, with no replacement immediately available.”
The issue was first spotted by a Mac and iOS developer, Paul Haddad,