Tracking with third-party Phone Number List cookies has alternatives, none of which are able to offer the same performance. Furthermore, contradicting in fact the spirit of the Privacy Sandbox which aims to eliminate the identification, profiling and unique and individual tracking of users, they would be easily Phone Number List deprecated and prevented by browsers and in particular by Google. E-mail Publishers may require a unique identifier such as the email address to enable specific content or features, using this information to identify users during subsequent visits, crossing this data with that of advertisers Phone Number List and other publishers in which the user uses the same email. for authentication.

The contraindications are Phone Number List obvious: if adopted at the level of a single publisher it has a limited impact, if alliances were formed between multiple publishers this could grow, always having a more modest impact than the solutions currently in use and based on cookies. Local Storage The Local Storage Phone Number List solution is conceptually similar to cookies and is also aimed at individual recognition and therefore is certainly not to be considered feasible in the medium term.

Subdomain Even the Phone Number List assignment of a sub-domain of the publisher to its AdTech partner to issue first-party cookies is not decisive, on the one hand because it still limits recognition to the single Phone Number List publisher, on the other because it is in clear contradiction with the spirit of new privacy policy. Authentication, on-site and contextual experience, first-party Phone Number List cookies As things currently stand, it seems that the only viable long-term solutions are those that give up the 1 to 1 cross-site identification model and search for shortcuts, embracing the spirit of a less personalized but more secure and privacy-friendly web