Apple is signing the iOS 6.0.x firmware meaning that you can save your SHSH Blobs even if you lost them due to the now resolved. Of course, even better, if you don't have a jailbreak this is your window of opportunity to downgrade! You can find more information about downgrading.
Added 6.0 (10A403)/6.0.1 (10A523) support. (Only includes iPhone 3GS & A4 devices). Use iFaith mode after selecting/downloading the appropriate IPSW for your device. You will then be prompted to browse for SHSH blobs for the IPSW you have selected. ○ Remember to enter a PWNED DFU state with sn0wbreeze's. Feb 2, 2013 - Use iFaith mode after selecting/downloading the appropriate IPSW for your device. You will then be prompted to browse for SHSH blobs for the IPSW you have selected. Remember to enter a PWNED DFU state with sn0wbreeze's iREB button in the top bar of sn0wbreeze prior to (SHIFT + Restoring) the.
Follow the tutorials linked below for instructions on how to save your SHSH blobs. Save Your SHSH Blobs With Tiny Umbrella: ● ● Save Your SHSH Blobs With iSHSHit ● Note: SHSH Blobs are only useful for A4 devices at this point in time; however, it's always a good idea to save them in case a way to use them is found in the future.