What does SEID mean in my settings?

[iMore Question]

What does SEID mean in my settings

I went into my settings on my iPhone 6s Plus and clicked on the about section and I clicked on SEID and there are numbers and letters and I don't know what it's for. Can anyone help me

 

[dchandler]

Re: What does SEID mean in my settings

Its your iPhone identification number that tied to that specific iPhone.

 

[Highrisedrifter]

Re: What does SEID mean in my settings

Secure Element ID - It's to do with Apple Pay.