@misc{rfc9207, series = {Request for Comments}, number = 9207, howpublished = {RFC 9207}, publisher = {RFC Editor}, doi = {10.17487/RFC9207}, url = {https://www.rfc-editor.org/info/rfc9207}, author = {Karsten Meyer zu Selhausen and Daniel Fett}, title = {{OAuth 2.0 Authorization Server Issuer Identification}}, pagetotal = 9, year = 2022, month = mar, abstract = {This document specifies a new parameter called iss. This parameter is used to explicitly include the issuer identifier of the authorization server in the authorization response of an OAuth authorization flow. The iss parameter serves as an effective countermeasure to "mix-up attacks".}, }