Data Subject Rights | Documentation

The GDPR strengthens end-users' rights over their personal data. The following rights are the main ones that apply to Piano products:

The right of access (art. 15) ;
The right of erasure / to be forgotten (art. 17) ;
The right of opposition / opt-out (art. 21);

Piano enable the management of these rights by the customer as following:

Identifying the data subject

To perform one of the above request, the customer need to first get the right information:

Solution	Necessary Identifiers
Piano Analytics	the Visitor ID (value of the tracker identifier stored on the terminal), or the User ID (value associated to a logged in user / email);
Piano Subscriptions	the UID (value associated to a logged in / registered user / subscriber / email), or the browser ID (value of the tracker identifier stored on the terminal);
Piano Audience	the Cxense ID (value of the tracker identifier stored on the terminal);

Mechanisms available to the customer

The following mechanisms allow the customer to execute a request , building on the consent modes declared for each product (opt-in, essential, opt-out).

Solution	Access	Erasure	Opt-out
Piano Analytics	Request to Piano via privacy[@]piano.io;	Request to Piano privacy[@]piano.io;	Consent management through tagging
Piano Subscriptions	Access by API;	Deletion by API	Setting user consent
Piano Audience	personal/read;	personal/deleterequest/create	GDPR and cx.js

Request Form for End-User Data Access or Deletion

The form below is available for submitting requests related to end-user data access or deletion across all Piano solutions. You will be asked to provide:

The Piano Customer contact information (last name, first name and email)
Type of request (access | deletion)
The related product (Analytics | Subscriptions | Audience)
The end-user information (ID)

If you need to submit requests for multiple products, please complete and submit the form separately for each product.

Last updated: September 24, 2026