https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6917145#M17555 <P>Same here, "<SPAN>Insecure redirect URI" is returned while using&nbsp;</SPAN><SPAN>custom URI schemes.</SPAN></P> Sun, 13 Apr 2025 13:51:54 GMT WXRIW 2025-04-13T13:51:54Z https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6915683#M17547 <P><FONT color="#000000"><STRONG>Plan</STRONG></FONT></P><P><FONT color="#000000">Premium</FONT></P><P><FONT color="#000000"><STRONG>Device</STRONG></FONT></P><P><FONT color="#000000">Macbook Air</FONT></P><P><FONT color="#000000"><STRONG>Operating System</STRONG></FONT></P><P><FONT color="#000000">macOS 10.15</FONT></P><P>&nbsp;</P><P><FONT color="#000000"><STRONG>My Question or Issue</STRONG></FONT></P><P><FONT color="#000000">After the new rollout of&nbsp;<A href="https://developer.spotify.com/blog/2025-02-12-increasing-the-security-requirements-for-integrating-with-spotify" target="_self">Increasing the security requirements for integrating with Spotify,</A>&nbsp;apps with custom URI scheme like this:</FONT></P><P><FONT color="#000000"><SPAN><FONT face="terminal,monaco">com.example://callback</FONT></SPAN></FONT></P><P><FONT color="#000000"><SPAN>can no longer be authenticated, as the authorization returns:</SPAN></FONT></P><P><FONT color="#000000"><SPAN><FONT face="terminal,monaco">INVALID_CLIENT: Insecure redirect URI</FONT></SPAN></FONT></P><P>&nbsp;</P><P><FONT face="arial,helvetica,sans-serif" color="#000000"><SPAN>This shouldn't be the case, as the <A href="https://developer.spotify.com/blog/2025-02-12-increasing-the-security-requirements-for-integrating-with-spotify" target="_self">documentation</A> clearly mentions that&nbsp;</SPAN></FONT></P><UL class=""><LI>com.example://callback<SPAN>&nbsp;</SPAN>can still be used as before</LI></UL><P><FONT color="#333333">I'm using Authorization Code with PKCE Flow</FONT></P> Sat, 12 Apr 2025 20:23:23 GMT https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6915683#M17547 martinfekete 2025-04-12T20:23:23Z https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6917145#M17555 <P>Same here, "<SPAN>Insecure redirect URI" is returned while using&nbsp;</SPAN><SPAN>custom URI schemes.</SPAN></P> Sun, 13 Apr 2025 13:51:54 GMT https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6917145#M17555 WXRIW 2025-04-13T13:51:54Z https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6920131#M17564 <P>Also having this issue as well. It is breaking some of my redirect URIs</P> Tue, 15 Apr 2025 05:46:11 GMT https://community.spotify.com/t5/Spotify-for-Developers/Web-API-authetication-after-2025-04-09/m-p/6920131#M17564 Richard_Yang 2025-04-15T05:46:11Z