No different to an SSL cert to my mind, they're time limited and expire more for security of course ( yeah, right! ) but it's plain to see if you open one up and check the meta data "you got until XYZ date to replace me!".
No different to an SSL cert to my mind, they're time limited and expire more for security of course ( yeah, right! ) but it's plain to see if you open one up and check the meta data "you got until XYZ date to replace me!".