https://devzone.nordicsemi.com/f/nordic-q-a/97404/usage-of-pm_lesc_public_key_set-in-peer-managerHi, I am trying to implement LESC bonding into my nRF51 application. After a lot of debugging, I assume that pm_lesc_public_key_set() needs to be called before any secure pairing can succeed. My question is: How/when do I need to call that functionen-USTelligent Community 13Tue, 07 Mar 2023 14:55:35 GMThttps://devzone.nordicsemi.com/thread/413897?ContentTypeID=1Tue, 07 Mar 2023 14:55:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:70f040f3-6902-4ac0-b893-fcb8cea4c885Sigurd[quote user="Daniel D"]Thanks, but I still don&#39;t quite understand whether I need to keep the private key secret.[/quote] <p>Yes, keep it private. If the private key is known, the data can be decrypted by an attacker.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/413863?ContentTypeID=1Tue, 07 Mar 2023 13:57:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:08c6bd6c-5775-4cd1-9008-a23a29b9626dDaniel Dakhno<p>Thanks, but I still don&#39;t quite understand whether I need to keep the private key secret.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/413826?ContentTypeID=1Tue, 07 Mar 2023 13:03:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:613a46c8-c316-4fc3-9d64-f642cddca461Sigurd<p>Hi,</p> <p>This example shows you how to use this functionality.</p> <p><a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v12.3.0/ble_sdk_app_multirole_lesc.html">https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v12.3.0/ble_sdk_app_multirole_lesc.html</a></p><div style="clear:both;"></div>