https://devzone.nordicsemi.com/f/nordic-q-a/10804/who-does-whitelisting---master-or-peripheralQuestion: I am confused about who can do (or rather who usually does) whitelisting - the master or the peripheral device? My findings so far: I can&#39;t find a certain answer, but a lot of answers and the documentation itself mentions whitelistingen-USTelligent Community 13Fri, 11 Dec 2015 19:34:59 GMThttps://devzone.nordicsemi.com/thread/40389?ContentTypeID=1Fri, 11 Dec 2015 19:34:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a287d50c-dd47-432c-bb13-4539c87180beRichard von Lehe<p>Is it possible for both sides to use a whitelist at the same time? Assuming they both have IRK values from the other stored in flash this should work?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/40390?ContentTypeID=1Fri, 11 Dec 2015 12:50:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4bd37d4e-815e-4b1d-bb95-99920a56d478Primož Kralj<p>Thank Hung for confirming.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/40388?ContentTypeID=1Fri, 11 Dec 2015 12:49:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f83e8e44-e421-4713-9843-a5110e942d60Hung Bui<p>Hi Primož,</p> <p>Both side can do whitelist.</p> <p>The scanner (and initiator) can use whitelist to filter out the advertising packet it should receive.</p> <p>The advertiser can use whitelist to filter out which connect request or scan request it should receive and process.</p><div style="clear:both;"></div>