Host Card Emulation (HCE) on Iphone's

Is it possible to use iPhones as passive cards according to ISO 14443/A standard? We want to transfer data to our reader using iPhone as HCE. 

Well, in my opinion I dont think so. Currently the only way is if you send otp password via ndef.

Host Card Emulation (HCE) on Iphone's
 
 
Q