Does tru.ID send a binary SMS or missed call to the device? Parth Awasthi 29 April 2021 17:18 Updated No. tru.ID does not use any traditional communication channels for the purpose of verification. Related articles What security factor does tru.ID verify/constitute? Does tru.ID verification work if a user has ported or is roaming? Comments 0 comments Please sign in to leave a comment.