Earlier this year, we updated our API Guide to let developers know that SoundCloud authentication is now operating on the OAuth 2.1 protocol, a popular open standard used by many API providers. This change needed to be made to ensure that we are staying up-to-date in maintaining the highest level of security possible to protect our platform from potential bad actors.
As a result, we must ask that our developer community adhere to this new standard as well. We are giving developers who already implemented SoundCloud authorization using OAuth 2.0 a grace period to transition their integrations to OAuth 2.1 and ask that these updates be made by October 1, 2024, at the latest…