Data protection
Last updated: 20 April 2026
1. Data controller
Any data that may be collected on this site is processed by:
Joffrey Demetz
Auto-entrepreneur (French sole trader) — SIRET 522 710 664 00031
NAF/APE code: 6201Z (Computer programming)
Hameau de Saint Géry, 81800 Rabastens, France
Email:
2. Data collected
The qrcode.joffreydemetz.com service provides dynamic QR code generation with redirect tracking and scan analytics. API access is restricted to authenticated API key holders.
Data processed includes:
- Target URLs provided by authenticated users (via API key);
- Scan logs for generated QR codes: date, country (via GeoIP), device type; no IP address is retained beyond GeoIP resolution;
- Technical cookies required for the admin back-office session.
3. Cookies
The site uses cookies to operate and, where applicable, to measure audience anonymously. You can manage your preferences at any time via the "Cookie settings" link in the footer.
- Strictly necessary cookies (admin session, language preference): exempt from consent.
- Audience measurement cookies: subject to your consent.
4. Legal basis
Non-essential cookies are placed on the basis of your consent (Article 6.1.a of the GDPR). This consent can be withdrawn at any time without affecting the lawfulness of processing carried out prior to withdrawal.
5. Retention period
Cookies are retained for a maximum of 13 months from the date they are placed, in line with the French CNIL's recommendations. Scan logs are retained as long as the associated QR code is active.
6. Your rights
Under the General Data Protection Regulation (GDPR) and the French Data Protection Act, you have the following rights:
- Right of access to your data
- Right to rectification
- Right to erasure
- Right to restriction of processing
- Right to object
- Right to data portability
- Right to withdraw consent at any time
To exercise these rights, please contact us by email: .
7. Complaint
If you believe your rights are not being respected, you may file a complaint with the French data protection authority (CNIL): www.cnil.fr.