Android GAP address on scan request.https://devzone.nordicsemi.com/f/nordic-q-a/34870/android-gap-address-on-scan-requestI would like to implement feature that swaps advertising data only if GAP address in scan request matches one of the application layer ,,authorized&#39;&#39; addresses. The only unknown is that I am not sure if each Android mobile phone uses always the sameen-USTelligent Community 13Thu, 31 May 2018 15:19:54 GMTRE: Android GAP address on scan request.https://devzone.nordicsemi.com/thread/134234?ContentTypeID=1Thu, 31 May 2018 15:19:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8a6346d4-6721-45b4-9378-a9806bfe9ebaMttrinh<p>Hi,</p> <p>Yes, as you said certain versions of Android, from version 5.0 I think, uses Private Resolvable Address. So the address will change every now and then.&nbsp;Only devices that possess the IRK distributed by the device using a private resolvable address can actually resolve that address, allowing them to identify the device. Which means you have to bond.</p><div style="clear:both;"></div>