Information on the processing of personal data (GDPR)
Data controller
Controller of your personal data:
Holon Puzzle – Tomasz Karczewski
Block C-15, Südstraße 31
47475 Kamp-Lintfort
Germany
Email: kontakt@holonflow.app
Purposes and legal bases
| Purpose | Legal basis (GDPR) |
|---|---|
| Responding to enquiries (form / email) | Art. 6(1)(b) GDPR (pre-contractual measures / handling your request) |
| Security and stability (server logs) | Art. 6(1)(f) GDPR (legitimate interests — IT security) |
| Strictly necessary (technical) cookies | Section 25(2) No. 2 TTDPA in conjunction with Art. 6(1)(f) GDPR |
| Embedded video (YouTube) | Art. 6(1)(a) GDPR (consent via active click on the player — two-click solution) |
Recipients
Your data may be disclosed only to:
- Hosting provider — Hostinger International Ltd. — servers located in the EU, under a data processing agreement.
Data are not sold or shared for advertising purposes.
Storage periods
Form correspondence: up to 30 days after the last message.
Technical logs: up to 90 days.
Your rights
You have the right to access, rectification, erasure, restriction, data portability and to object, as set out in Arts. 15–21 GDPR.
Right to lodge a complaint (Art. 77 GDPR): You may lodge a complaint with a supervisory authority. For our establishment, the following authority is competent:
Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen
Kavalleriestr. 2-4
40213 Düsseldorf
Germany
Email: poststelle@ldi.nrw.de
Website: https://www.ldi.nrw.de
You may also contact the supervisory authority in your country of residence.
To exercise your rights, contact: kontakt@holonflow.app
Automated decision-making
We do not use profiling or automated decision-making that produces legal or similarly significant effects.
Transfers outside the EEA
When browsing without playing embedded video, data are not transferred to Google LLC for YouTube in that context. After you actively start playback, data may be transferred to the USA; safeguards include standard contractual clauses.
See the section on embedded video in our Privacy Policy.