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COOKIE POLICY

Effective date: December 27, 2025
Last updated: December 27, 2025
Version: 1.1

1. Introduction

This Cookie Policy explains what cookies and similar technologies Eternity Wave – WaveOne Technologies Kft. (hereinafter: "Service Provider") uses in operating the website and the Service for digital legacy preservation.

This Policy should be read in conjunction with the Privacy Policy and the Terms of Service.

2. What are cookies and similar technologies?

Cookies are small text files that the website places on your device. The Service also uses localStorage and sessionStorage technologies to preserve certain settings and application state.

2.1. By duration

  • Session cookies: deleted when the browser is closed
  • Persistent cookies: remain on the device for a specified period

2.2. By origin

  • First-party cookies: set by the Service Provider
  • Third-party cookies: set by external service providers

3. Cookie categories and purposes

3.1. Essential cookies

Legal basis: GDPR Article 6(1)(b) and (f) – contract performance and legitimate interest Consent: not required

These cookies are indispensable for the basic functioning of the Service.

Purposes:

  • authentication and login
  • security and fraud prevention
  • session management

Examples (NextAuth):

  • __Secure-next-auth.session-token
  • __Secure-next-auth.csrf-token
  • __Secure-next-auth.callback-url

Retention: session or up to 30 days

3.2. Functional settings

The Service stores certain user settings (e.g., cookie consent preferences) using cookies or localStorage.

Legal basis: GDPR Article 6(1)(a) – consent Consent: required

Retention: up to 12 months

3.3. Analytics cookies

Legal basis: GDPR Article 6(1)(a) – consent Consent: required

We currently do not use analytics cookies. No analytics cookies are deployed under this Policy.

3.4. Marketing cookies

Legal basis: GDPR Article 6(1)(a) – consent Consent: required

We currently do not use marketing cookies.

4. Third-party providers

4.1. Stripe – payment processing

Stripe may use essential technical cookies for the secure processing of payment transactions.

4.2. Vercel – hosting

Vercel may use technical cookies to ensure service availability.

4.3. AWS S3 – file storage

AWS S3 does not place cookies in users' browsers.

5. Managing cookie settings

5.1. Cookie banner

Using the banner that appears on your first visit, you can:

  • accept all cookies,
  • reject non-essential cookies,
  • or customize your settings.

Settings are remembered using localStorage (cookie-preferences key).

5.2. Browser settings

Most browsers allow you to delete or block cookies. Blocking essential cookies may impair the functioning of the Service.

6. Similar technologies

6.1. Local Storage and Session Storage

These technologies serve exclusively technical and functional purposes and are not suitable for independent tracking.

6.2. Email tracking pixels

Technical tracking pixels may be used in transactional emails to confirm delivery and opening.

Legal basis: legitimate interest (transactional operation). Marketing or behavioral analysis email tracking may only occur with prior consent.

7. International data transfers

Cookie and technical data may be transferred to countries outside the EEA (e.g., USA). The Service Provider applies Standard Contractual Clauses (SCC) and supplementary protective measures.

8. Children's privacy

The Service is available exclusively to persons aged 18 and over. We do not knowingly collect cookie or localStorage data from persons under 18.

9. Your rights

You are entitled to:

  • withdraw your consent to non-essential cookies at any time,
  • lodge a complaint with the competent data protection authority.

Supervisory authority: Hungarian National Authority for Data Protection and Freedom of Information (NAIH) 1055 Budapest, Falk Miksa u. 9–11.
ugyfelszolgalat@naih.hu
https://naih.hu

10. Changes to this Policy

The Service Provider reserves the right to modify this Cookie Policy. In case of material changes, we will provide notice.

11. Contact

E-mail: privacy@eternitywave.com
Subject: "Cookie Policy inquiry"

Acknowledgment: By using the Service, you acknowledge the use of cookies and similar technologies, and for non-essential cookies, you exercise your choices through the Cookie Settings.