From The iPhone Wiki
This is the S5L8930 (A4) bootrom, found in the original iPad, the iPhone 4, the iPod touch (4th generation), and the Apple TV (2nd generation). This bootrom was compiled in between 3.0 beta 1 and 3.0 beta 2.
- Limera1n Exploit was released by geohot to jailbreak devices using this revision of the bootrom.
- SHAtter, a different exploit that only targets S5L8930 devices was found, but never used.
Texts found in this bootrom
0200 SecureROM for s5l8930xsi, Copyright 2009, Apple Inc. 0240 RELEASE 0280 iBoot-574.4 A31C nor0 A32C panic: A334 : A338 double panic in A34C idle task A358 Apple Secure Boot Certification Authority A384 Apple Mobile Device (DFU Mode) A3A4 CPID:%04X CPRV:%02X CPFM:%02X SCEP:%02X BDID:%02X ECID:%016llX IBFL:%02X A3F0 SRTG:[ A3F8 ] A3FC <null> A404 . A408 : A40C 0x A410 Apple Inc.
ADC7 US ADD4 Apple Inc. ADE9 Apple Certification Authority AE11 Apple Root CA AE22 060425214036Z AE31 350209214036Z AE58 Apple Inc. AE6D Apple Certification Authority AE95 Apple Root CA B062 https://www.apple.com/appleca/ B093 Reliance on this certificate by any party assumes acceptance of the then applicable standard terms and conditions of use, certificate policy and certification practice statements.