Get bundle id from p12/pem file

Question

Is it possible to get application\'s bundle id from p12/pem file for APNS?

I have a system where user can upload his push certificate (p12 or pem) and would be great to

Answer 1

I'm not sure whether it's 100% helpful but you can use command line tool from openssl library in the following manner

openssl pkcs12 -info -in mycert.p12 -passin pass:MyCertPassPhrase

this will produce the output you can parse

MAC Iteration 1
MAC verified OK
PKCS7 Encrypted data: pbeWithSHA1And40BitRC2-CBC, Iteration 2048
Certificate bag
Bag Attributes
    friendlyName: Apple Production IOS Push Services: com.mybundle.domain
    localKeyID: F2 FZ 5D 00 44 73 F1 64 B8 FF EF 37 82 BC 13 F4 81 6A B2 14 
subject=/UID=com.mybundle.domain/CN=Apple Production IOS Push Services: com.mybundle.domain/OU=Q7QX7A5JZ7/C=RU
issuer=/C=US/O=Apple Inc./OU=Apple Worldwide Developer Relations/CN=Apple Worldwide Developer Relations Certification Authority
-----BEGIN CERTIFICATE-----
MIIFeTCCBGGgAwIBAgIILW8Tn/Z054IwDQYJKoZIhvcNAQEFBQAwgZYxCzAJBgNV

where com.mybundle.domain is what you're looking for.