Thanks to xsemaphorexx for this great program. Below is how to create your own Ecid ShSh server so you can restore your 3GS firmware to whatever you want, even if you don’t have your cydia ShSh Ecid on file, or even worse, sauriks cydia server goes down and we can’t restore our firmwares.
Below is how to do it go here to see the original page:
TinyTSS — All your iphone restores are belong to you
TinyTSS is a small java app that acts as your very own signature service.
When iTunes verifies your restore for your 3gs phone, it ‘phones home’ to see if you are allowed to restore to the version you are requesting. With TinyTSS + the shsh blob file(s) you obtained with Umbrella, you will be able to restore to the version of those shsh files forever!
People may wonder why I did this when Saurik is already doing the same thing. I’ll explain my philosophy. I admire Saurik for what he has done and I thank him for pointing me in this direction. I simply think that I would rather have my shsh blobs on my personal machine Read more…