https://devzone.nordicsemi.com/f/nordic-q-a/13491/approtect-and-ota-dfuHi community, I am working on IoT device. We want to establish a secure connection therefore we are going to need a secure storage for our private key. I am aware that the flash is not the best solution. Furthermore, we want to be able to update ouren-USTelligent Community 13Tue, 26 Apr 2016 13:31:10 GMThttps://devzone.nordicsemi.com/thread/51509?ContentTypeID=1Tue, 26 Apr 2016 13:31:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7bddd104-8338-40a0-b8c3-0668ac867eb7TY<p>Awesome, cheers</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/51508?ContentTypeID=1Tue, 26 Apr 2016 13:28:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:91e94a50-23f1-4da4-8aa2-351090e715eeMichael Dietz<p>Yes, you can use access port protection and still do DFU OTA.</p> <p>When access port protection is enabled, the chip is locked to the outside world. &#39;Access port protection blocks the debugger from read and write access to all CPU registers and memory-mapped addresses.&#39; However, you&#39;re application isn&#39;t limited by this. In can still read/write memory and do things like DFU.</p><div style="clear:both;"></div>