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Difference between revisions of "AT+XNONCE"
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Revision as of 19:42, 3 September 2010
The at+nonce command returns a random string that was generated at boot time. This string is used together with some other device specific identifiers as a base to let Apple generate a certificate, similar to SHSH, to allow installation of baseband firmware. The baseband checks the certificate and allows or denies installation of its firmware.