The signature was obtained in person and has already been authenticated by James Spence Authentication or JSA, so you know you're purchasing an authentic item. Please message me with any other questions regarding this item and I will reply promptly. Thanks for looking and check out my other great items. Powered by SixBit's eCommerce Solution. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Football-NFL\Helmets".The seller is "tek29603" and is located in this country: US. This item can be shipped worldwide.