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Jailbreak

Unlock

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Hardware

• iPhone(m68ap)
• iPhone 3G(n82ap)

App Processor(Jailbreak)

• S5L8900

Exploits

• restore mode
• jailbreakme
• symlinks
• Ramdisk Hack
• pwnage
• diags
• pwnage 2.0

Boot Chain

VROM->iBoot->Kernel->System Software

Upgrade Process

VROM->DFU->WTF->iBoot->Kernel->Ramdisk->Restore

Baseband(Unlock)

• S-Gold 2
• X-Gold 608

Exploits

• SIM hacks
• Hardware Fakeblank
• IPSF
• Minus 0x400
• Jerrysim
• Minus 0x20000 with Back Extend Erase

Theoretical Attacks

• NCK Brute Force
• Baseband JTAG

Boot Chain

bootrom->bootloader->firmware

File formats

• 8900 File Format
• IMG2 File Format
• IMG3 File Format
• secpack
• secpack 2.0
• seczone

Protocols

• Recovery Mode 0x1280
• Recovery Mode 0x1281
• DFU 0x1222
• WTF 0x1227
• Normal Mode 0x1290
• Restore Mode
• Baseband Bootrom Protocol
• Baseband Bootloader Protocol

Keys

• AES Keys
• Apple Certificate
• Baseband RSA Keys
• Baseband TEA Keys

Application Development

• Toolchain
• Frameworks
• Apple Certification Process
• Distribution Methods