Shsh Host Ecid High Quality -

: A unique hardware identification number embedded in every iOS device. It never changes and is required to request a personalized digital signature from Apple.

Because every device has a different ECID, an SHSH blob generated for one iPhone will not work on another. shsh host ecid

Without the ECID, Apple wouldn't be able to distinguish your iPhone from the millions of others, and security certificates couldn't be unique to your device. : A unique hardware identification number embedded in