https://devzone.nordicsemi.com/f/nordic-q-a/128742/nrf-cloud-account-auth-broken-rest-api-key-40100-and-device-coap--13On our nRF Cloud account/team &quot;petakara&quot;, TWO independent authentication surfaces reject valid credentials: 1. REST API: every generated API key returns HTTP 401 {&quot;message&quot;:&quot;No API Key found for token. Cannot continue.&quot;,&quot;code&quot;:40100} 2. Device (nRF9151en-USTelligent Community 13Mon, 20 Jul 2026 21:52:46 GMThttps://devzone.nordicsemi.com/thread/569264?ContentTypeID=1Mon, 20 Jul 2026 21:52:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d40e1839-7fee-46b1-b40f-a21add0c4bd7Natasha_C<p>Hi there,</p> <p>Sorry about the issue!</p> <p>We&#39;re working on your request and will get back to you as soon as possible.</p> <p>Thanks,</p><div style="clear:both;"></div>