NXP holds patents for SPA and DPA countermeasures[0], and this board's security IC, the NXP A71CH[1] does in fact have this. [0]:https://www.businesswire.com/n

NXP holds patents for SPA and DPA countermeasures[0], and this board's security IC, the NXP A71CH[1] does in fact have this. [0]:https://www.businesswire.com/news/home/20081104005569/en/Cryptography-Research-Licenses-Differential-Power-Analysis-Countermeasures https://www.businesswire.com/news/home/20081104005569/en/Cry... [1]:https://www.nxp.com/docs/en/data-sheet/A71CH-SDS.pdf https://www.nxp.com/docs/en/data-sheet/A71CH-SDS.pdf