Effective date: February 18, 2026 | Last updated: February 18, 2026
Cookies are small text files stored on your device when you visit a website. They help the website function properly, enhance security, and improve your experience. This Cookie Policy explains which cookies kellota.fi uses and why.
We use first-party cookies for essential functionality (authentication, security, preferences) and third-party cookies from our service providers (Clerk, PostHog, Cloudflare, Paddle/Stripe) for authentication, analytics, security, and payment processing.
These cookies are essential for the website to function. You cannot opt out of them without affecting core functionality.
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| _csrf | kellota.fi | CSRF protection token. Prevents cross-site request forgery attacks. | Session |
| CookieConsent | kellota.fi | Stores your cookie consent preferences. | 1 year |
| dmn_chk_* | kellota.fi | Domain verification check used by the authentication system. | Session |
| __cf_bm | Cloudflare | Bot management. Distinguishes between humans and bots to protect the site. | 30 minutes |
| _cfuvid | Cloudflare | Rate limiting. Helps Cloudflare manage traffic on a per-visitor basis. | Session |
These cookies are set by our authentication provider, Clerk, and are required to keep you signed in.
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| __clerk_db_jwt | Clerk | Authentication session token (JWT). | Session |
| __clerk_db_jwt_* | Clerk | Instance-specific authentication session token. | Session |
| __client_uat | Clerk | Client user activity timestamp. Used to sync session state. | 1 year |
| __client_uat_* | Clerk | Instance-specific client user activity timestamp. | 1 year |
| __client | Clerk (clerk.kellota.fi) | Clerk client session identifier. | 1 year |
| __clerk_environment | Clerk | Stores the Clerk environment configuration. | Session |
These cookies help us understand how visitors use the website. Data is collected anonymously by PostHog (EU-hosted). These cookies are only set if you accept statistics cookies.
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| ph_*_posthog | PostHog (EU) | Unique analytics identifier for usage statistics. | 1 year |
| ph_*_window_id | PostHog (EU) | Identifies the current browser tab for session replay and analytics. | Session |
| ph_*_primary_window_exists | PostHog (EU) | Tracks whether a primary tab is open to avoid duplicate tracking across tabs. | Session |
When you interact with the checkout or billing pages, our payment provider Paddle (which uses Stripe for card processing) may set cookies for fraud prevention and payment security. These cookies are only loaded on pages with payment functionality.
You can modify your cookie settings anytime through your browser settings. This will allow you to update your preferences or withdraw your consent immediately.
Additionally, different browsers offer various methods to block and delete cookies used by websites. You can adjust your browser settings to block or delete cookies. Below are links to support documents on how to manage and delete cookies in major web browsers:
If you are using a different web browser, please refer to its official support documentation.
If you have any questions about our use of cookies, please contact us at:
Tytus Nawara Programming
NIP: 9512583110, REGON: 527036926
Koncertowa 11/126
02-787 Warsaw
Poland
Email: [email protected]