Sherif Hashim as the guy who brought the iOS 4 baseband unlocking for iPhone users. Now Hashim is back with provide another trick that will allow users to activate their iPhone 3G/3GS or even iPhone 4 without having SIM card to actually use.
The Following six minute video embedded below will take you through the entire process. Please make a note of that if you are trying this on your iPhone 4, you will still need to trim your original SIM card to the micro-SIM size in order to complete the process.