One more feasible alternative is Simple Authentication, which requires encoding user credentials in Base64 format. Whilst less complicated to put into practice, it is important to make sure the link is encrypted with HTTPS, as 62% of safety breaches come about because of very poor credential dealing with. Documentation is https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html