Examples of techniques for determining security access based on user behavioral measurements are disclosed. In accordance with aspects of the present disclosure, a computer-implemented method is provided. The method may comprise performing a trust evaluation to calculate a trust penalty value for a user based on a plurality of measured user attributes. The method may further comprise determining, by a processing device, a security access level based on a predefined trust threshold and the trust penalty value for the user. The method may also comprise applying the security access level to the user.