osx$ mkdir ~/iphonesdk
osx$ cd ~/iphonesdk
osx$ wget http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone/061-3538.20070629.B7vXa/iPhone1,1_1.0_1A543a_Restore.ipsw
osx$ unzip iPhone1,1_1.0_1A543a_Restore.ipsw
osx$ wget http://daeken.pastebin.ca/raw/603179 -O vfdecrypt.c
osx$ gcc -o vfdecrypt vfdecrypt.c -lcrypto
osx$ ./vfdecrypt -i 694-5262-39.dmg -o decrypted.dmg -k 28c909fc6d322fa18940f03279d70880e59a4507998347c70d5b8ca7ef090ecccc15e82d