Cookie Policy
Last updated: March 21, 2026
This Cookie Policy explains what cookies are, which cookies XBio uses, and how you can control them.
What Are Cookies?
Cookies are small text files placed on your device by a website. They are widely used to make websites work, improve user experience, and provide information to site owners.
Cookies We Set
| Cookie Name | Purpose | Duration | Type |
|---|---|---|---|
| xbio.session_token | Authentication — keeps you logged in | 30 days | Necessary |
| theme | Stores light/dark mode preference | 1 year | Preference |
Third-Party Cookies
| Service | Purpose | Type |
|---|---|---|
| Stripe | Fraud detection and secure payment processing. Set when you visit /shop or make a purchase. | Functional |
| Sentry | Error tracking. May set a session identifier to correlate error reports. | Analytics |
| Vercel Analytics | Aggregate page view and Web Vitals analytics. Privacy-friendly — no personal data shared. | Analytics |
How to Control Cookies
You can control or delete cookies at any time through your browser settings. Note that disabling the session cookie will log you out and prevent login. Browser-specific instructions:
Questions
For questions about our use of cookies, see our Privacy Policy or contact us.