What is the file with .p8 extension? (APNs Auth Key / JWT)

Question

I think it is a little ridiculous but it\'s hard to find information about what is this file. I\'ve found a lot info how to get this Apple Push Notification Authentication

Answer 1

It's a text file! The .p8 extension signifies a simple text file containing public/private key. You can open it with any text editor (TextEdit, vim, Sublime Text) to see your key.