Apple’s "two-step" security now protects iMessage and FaceTime, too
Apple has quietly extended its two-step verification feature to more of its ecosystem.
If you have the “Apple two-step” turned on, then the iMessage and FaceTime services are now protected by it.
Read more: Apple’s "two-step" security now protects iMessage and FaceTime, too
Story added 13. February 2015, content source with full text you can find at link above.