Difference between revisions of "ECID"

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(making clear the guess)
(apparently http://www.wired.com/images_blogs/threatlevel/2009/07/applejailbreakresponse.pdf said 'exclusive chip id' but that seems to be referring more to the ICCID...so who knows)
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The '''ECID''' (possibly standing for '''E'''lectronic '''C'''hip '''ID''') is an identifier unique to every unit.
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The '''ECID''' (possibly standing for '''E'''xclusive '''C'''hip '''ID''' or '''E'''lectronic '''C'''hip '''ID''') is an identifier unique to every unit.
   
 
ECID looks like this: <tt>00000XXXXXXXXXXX</tt> (hex)
 
ECID looks like this: <tt>00000XXXXXXXXXXX</tt> (hex)

Revision as of 23:01, 26 November 2011

The ECID (possibly standing for Exclusive Chip ID or Electronic Chip ID) is an identifier unique to every unit.

ECID looks like this: 00000XXXXXXXXXXX (hex)

Please be aware that some tools display the ECID in decimal format.

The ECID is a very important element in the SHSH Protocol

Get your ECID

Mac Instructions

  • Put your device in Recovery Mode or DFU Mode.
  • Open System Profiler. (in /Applications/Utilities/)
  • In the sidebar, go to "USB" (in the "Hardware" section)
  • Under "Serial Number", there should be a part called "ECID". There you go.

Windows Instructions

  • Put your device in Recovery Mode or DFU Mode.
  • Open Device Manager and right click on Apple Mobile Device (Recovery or DFU Mode) for properties
  • Click on the details tab
  • Click on the dropdown box and select Device Instance Path
  • You should find it in the textbox

Developer Instructions

Call the AMDeviceCopyValue function in the MobileDevice Framework with the "UniqueChipID" value. It returns the ECID as a CFNumber(kCFNumberSInt64Type) object.