An illustrative fraud deterrent method includes presenting an identity verification option for a first website displayed in a web-browser, the option including offering a login to a third-party website, unrelated to the first website. The method further includes receiving login information for a first user account on the third-party website and verifying the login information through a verification service associated with the third-party website, to verify that the login information is valid for the first user account, identified by the login information. The method additionally includes verifying an identity at the first website, responsive to the verification.