This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | Invalid Date |
| Upload Date | 21 August 2007 |
| File Name | iPhone1,1_1.0.2_1C28_Restore.ipsw |
| File Size | 0.09 GB |
| SHA256sum | c655b288c0014402e6e82c860178a08e6db471c92ec32d90d9f31bd56a76cdf7 |
| MD5sum | d695eb755b7c7c004850c858afdd88ca |
| SHA1sum | 7f5c0ff1f84a0202b75a55c3fcb362e415334d1e |
| Identifier | iPhone1,1 |
cd ~/Downloads.idevicerestore -e iPhone1,1_1.0.2_1C28_Restore.ipsw and press Enter.