Exclusive Chip ID - iPhoneHeat
how to check ecid of iphone and ipad

How to Get Your iPhone, iPad ECID (Windows, Mac)

Apple has added a new security system called ECID. ECID stands for Exclusive Chip ID. iPhone 3GS, iPod Touch 3G, iPod Touch 2G MC, and almost every upcoming iDevice is affected by this security even the iPhone XS. ECID is a unique chip id for all devices.