APNs push notification with macOS Sierra

Question

I\'m trying to send my phone a push notification using the simple PHP tool which connects to ssl://gateway.push.apple.com:2195, but the connection fails with the fo

Answer 1

You can get certificate from Entrust. Download the entrust_2048_ca.cer certificate from: https://www.entrust.com/get-support/ssl-certificate-support/root-certificate-downloads/. After downloading entrust_2048_ca.cer, I copied it in the same directory where my php script was and it all worked.

More details here: https://stackoverflow.com/a/28222783/4253579