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Tag Archives: 3Gs

ShSh Blob Meaning in Details

SHSH blobs is a Hash signature system (Signature HaSH blobs) made by Apple Inc. to control manual software downgrades on iPhones, iPads, and iPod touches (a typical prelude to Jailbreaking). An SHSH is created by an SHSH formula (CLI Application) with 3 or 4 TSS keys: 1) the device (e.g. iPhone 4 CDMA), 2) the firmware version being signed (e.g. 4.2.8) …

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