https://gist.github.com/woachk/943828f37c14563a607a26116435bf27 https://gist.github.com/woachk/943828f37c14563a607a26116435b... includes some tiny tidbits on it

https://gist.github.com/woachk/943828f37c14563a607a26116435bf27 https://gist.github.com/woachk/943828f37c14563a607a26116435b... includes some tiny tidbits on it. The firmware can be extracted out of an IPSW/OTA download, where it is present in the Firmware directory.