%% You should probably cite rfc9475 instead of this I-D. @techreport{ietf-stir-messaging-01, number = {draft-ietf-stir-messaging-01}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-stir-messaging/01/}, author = {Jon Peterson and Chris Wendt}, title = {{Messaging Use Cases and Extensions for STIR}}, pagetotal = 10, year = 2021, month = nov, day = 9, abstract = {Secure Telephone Identity Revisited (STIR) provides a means of attesting the identity of a telephone caller via a signed token in order to prevent impersonation of a calling party number, which is a key enabler for illegal robocalling. Similar impersonation is sometimes leveraged by bad actors in the text messaging space. This document considers the applicability of STIR's Persona Assertion Token (PASSporT) and certificate issuance framework to text and multimedia messaging use cases, both for instant messages carried or negotiated by SIP.}, }