How is tru.ID different from SMS OTPs? Parth Awasthi 29 April 2021 15:16 To see how tru.ID compares with SMS-based OTPs for 2FA, see a Comparison of tru.ID with SMS and read more about the tru.IDentity Paradigm. Related articles What countries and networks is tru.ID verification available in? What security factor does tru.ID verify/constitute? Does tru.ID support verification on all devices/endpoints? How does tru.ID work? Comments 0 comments Article is closed for comments.