Effective strategy to prevent click fraud
一种有效预防点击欺诈的策略

The search engine companies and pay-per-click model have been questioned because of click fraud.Click fraud has become one of the major diseases in the online advertising industry.Aiming at the difficulties faced by the online advertising industry,a graphics-based authentication code to prevent click fraud strategy was proposed.The strategy can shield effectively software click fraud similar to the clicker,and shield effectively viewers' unconscious accidental invalid clicks,and reduce significantly the eff...