Aug 19
There are alot of guides how to save ECID SHSH or SHSH blobs, but only few of them explaining What Is ECID SHSH, or what is SHSH blobs.
“ECID” stands for Exclusive Chip ID. This is a unique chip identification that is different for every iDevice (iPhone, iPad, iPod Touch). So, each iDevice (iPhone, iPad, iPod Touch) will have its own ECID and couldn’t be the same. Since the releases of iPhone 3GS (MC model) Apple start signing the firmware device. You can see the process while restoring or updating iPhone firmware through iTunes, it says “Verifying iPhone restore with Apple”.
What does it mean?
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Tagged with: ECID • iPhone Firmware • iTunes • SHSH Blobs
Aug 18
This article is explaining how is the process of iPhone firmware verification while restoring through iTunes.
Understanding the iTunes verification server
By iGuru – Version 1.1 – 26th September 2009
Visit http://www.macdotnub.co.cc/articles/ for the latest version.
Dedicated to: Jay Freeman (Saurik), semaphore and Apple.
Background:
With the introduction of the iPhone 3G[S] (3GS, not 3G) Apple introduced a new feature – restore verification.
This process relies on specific data that is unique to each phone, including the iPhone 3G[S]’ ECID, a new ID that is unique to every phone produced.
How the verification process works:
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Tagged with: ECID • iPhone Firmware • iTunes
Nov 11
DFU is stand for Device Firmware Update.
This tutorial will guide you how to put iPhone into DFU mode.
Please read these steps carefully before you decide to do it.
1. Open iTunes.
2. Connect the iPhone using its USB cable. Then, turn it off by holding the Sleep/Wake button (top right corner)
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Tagged with: DFU • iPhone Firmware • iTunes • Recovery
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