This autograph is 100 percent authentic. I guarantee the authenticity of the items you purchase. In fact, you can even see proof of her signing this poster (not included). Beckett Authentication Services (BAS) issued a Certificate of Authenticity (COA) certifying the authenticity of this autograph. They also attached a matching, numbered hologram to the photo. BAS is one of the leading independent authentication services. Bid with confidence. This is the real thing--guaranteed.