https://devzone.nordicsemi.com/f/nordic-q-a/50545/aes--ctr-library-filesHI, i want to add aes ctr library files. i tried to add the files from crypto, but i am getting errors i.e header files are missing. what is the process to add the crypto library files. Regards, jagadeeshen-USTelligent Community 13Fri, 02 Aug 2019 09:12:16 GMThttps://devzone.nordicsemi.com/thread/202069?ContentTypeID=1Fri, 02 Aug 2019 09:12:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4ea51b5b-8aa9-40ec-9679-5d2e49c7e594Edvin<p>What files header files are you missing? Have you tried to include them in your project?</p><div style="clear:both;"></div>