US Patent 9565197 Secure verification of website claims

The disclosed embodiments provide a system that facilitates use of a website. During operation, the system enrolls a claim containing an assertion of a characteristic of the website with a central authority. To enroll the claim, the system obtains the claim from an issuer of the claim and includes a first secure attribute with the claim, wherein the first secure attribute is signed with a first private key of the central authority. Next, the system enables verification of the claim using the first secure attribute and a first public key of the central authority.