https://devzone.nordicsemi.com/f/nordic-q-a/116562/ble-secure-pairing-diagramsHi, I have used nordic documentation a lot few years ago, and I am looking for BLE sequence diagrams especially the ones during pairing process with LE Secure connection. I wanted especially the ones available for nrf5 SDK 15.2. I knew where theyen-USTelligent Community 13Thu, 21 Nov 2024 07:39:30 GMThttps://devzone.nordicsemi.com/thread/511418?ContentTypeID=1Thu, 21 Nov 2024 07:39:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:89abdb10-29af-4406-b7c7-966ca4de8845Vidar Berg<p>Thanks for providing this link Matti. OP may also be interested&nbsp;having a look at he&nbsp;&#39;<a href="https://docs.nordicsemi.com/bundle/s132_v6.1.1_api/page/group_b_l_e_g_a_p_m_s_c.html">Message Sequence Charts</a>&#39; which show&nbsp;the Softdevice events and APIs these prodecures use.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/511373?ContentTypeID=1Wed, 20 Nov 2024 17:48:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7286c91f-a9c5-4c98-864d-631fcf1844c3msip<p>Hi,</p> <p>Have you read Core Spec and understand how it works? <a href="https://www.bluetooth.com/wp-content/uploads/Files/Specification/HTML/Core-60/out/en/host/security-manager-specification.html#UUID-7b44f09d-d330-7d76-e353-2e95da4b3721">https://www.bluetooth.com/wp-content/uploads/Files/Specification/HTML/Core-60/out/en/host/security-manager-specification.html#UUID-7b44f09d-d330-7d76-e353-2e95da4b3721</a><br /><br />With Nordic it works as specified.</p> <p><br />Br,</p> <p>Matti</p><div style="clear:both;"></div>