Cookieポリシー
Vulk is a product operated by Code Ahead Lda. This Cookie Policy explains what cookies are, how we use them on https://vulk.dev (the "Site"), and your choices regarding cookies.
What are cookies?
Cookies are small text files placed on your device by websites you visit. They are widely used to make websites work efficiently, provide a better user experience, and supply information to site owners. Cookies can be "persistent" (stored until they expire or are deleted) or "session" (deleted when you close your browser).
Essential cookies
These cookies are strictly necessary for the Site to function. They enable core features like authentication, security, and language preferences. Without these cookies, the Site cannot operate properly. They cannot be disabled.
| Cookie Name | Purpose | Duration |
|---|---|---|
| __Secure-authjs.session-token / authjs.session-token | Maintains your authenticated session after login. | Session / 30 days |
| authjs.csrf-token | Protects against cross-site request forgery (CSRF) attacks during authentication. | Session |
| authjs.callback-url | Stores the redirect URL during the authentication flow. | Session |
| vulk_locale | Remembers your preferred language (en, pt, fr, de, es, it, ja, hi). | 1 year |
| vulk-country | Detects your country for currency selection (EUR/USD) and localized pricing. | Session |
Analytics cookies
We use Google Analytics (GA4) to understand how visitors interact with our Site. These cookies collect information in an aggregated form to help us improve the user experience. You can opt out of Google Analytics by installing the Google Analytics Opt-out Browser Add-on.
| Cookie Name | Purpose | Duration |
|---|---|---|
| _ga / _ga_* | Google Analytics cookies used to distinguish users and track site usage patterns. | 2 years / 2 years |
Marketing and attribution cookies
These cookies help us measure the effectiveness of our advertising campaigns and understand how users arrive at our Site. They track referral sources such as Google Ads, social media campaigns, and affiliate links.
| Cookie Name | Purpose | Duration |
|---|---|---|
| vulk-utm-source / vulk-utm-medium / vulk-utm-campaign / vulk-utm-content / vulk-utm-term | Tracks marketing campaign attribution (e.g., Google Ads, social media) to understand how you found us. | 30 days |
| vulk-gclid | Stores the Google Click Identifier for Google Ads conversion tracking. | 90 days |
| vulk-paid-ref | Tracks affiliate referral codes for our affiliate and referral programs. | 30 days |
Third-party cookies
Some cookies are placed by third-party services that appear on our pages. We use the following third-party services that may set their own cookies:
- Google Analytics – Traffic analysis and user behavior tracking. Privacy Policy
- Stripe – Secure payment processing. May set cookies for fraud prevention. Privacy Policy
How to manage cookies
Most web browsers allow you to control cookies through their settings. You can set your browser to block or delete cookies, though this may affect the functionality of certain parts of the Site. To learn more about managing cookies in your browser, visit https://www.allaboutcookies.org.
Please note that disabling essential cookies will prevent you from logging in and using core features of the platform.
Changes to this policy
We may update this Cookie Policy from time to time to reflect changes in our practices or for legal, operational, or regulatory reasons. The updated policy will be posted on this page with a revised date.
Contact us
If you have questions about our use of cookies, please contact us at [email protected].
Last updated: March 8, 2026
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