Secure Bootloader Config in Configuration Registershttps://devzone.nordicsemi.com/f/nordic-q-a/100132/secure-bootloader-config-in-configuration-registersWe are trying to build a secure hardware which cannot be accessible to external people and if they forcefully try to wipe memory, board cannot be longer usable but we are facing one issue, currently anyone can fully wipe the flash memory by recoveringen-USTelligent Community 13Thu, 25 May 2023 14:07:28 GMTRE: Secure Bootloader Config in Configuration Registershttps://devzone.nordicsemi.com/thread/427560?ContentTypeID=1Thu, 25 May 2023 14:07:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3311c42e-9946-467e-bf50-2cb07b02b6f2JONATHAN LL<p>Hi,<br /><br />There is no way for the nrf52 series to have erase protect, so you would need to have a physically tamper proof unit in this case.&nbsp;<br /><br />The nRF534 does have erase protect and together with approtect it makes the device very secure.&nbsp;<br />See:&nbsp;<a href="https://infocenter.nordicsemi.com/topic/nan_042/APP/nan_production_programming/device_protection.html">https://infocenter.nordicsemi.com/topic/nan_042/APP/nan_production_programming/device_protection.html</a>&nbsp;<br /><br />Regards,<br />Jonathan</p><div style="clear:both;"></div>