COOKIE POLICY

Last Updated: August 2026

NPL Auction uses cookies and similar technologies to enhance your experience, maintain security, and understand how you use our platform. This Cookie Policy explains what cookies are, why we use them, and your choices regarding their use.

WHAT ARE COOKIES?

Cookies are small text files stored on your device when you visit a website. They contain information that is sent back to the server on subsequent visits, allowing the website to recognize your device and personalize your experience.

TYPES OF COOKIES WE USE

1. Essential Cookies (Required)

These cookies are necessary for NPL Auction to function properly. You cannot opt out of these without disabling core features.

CookiePurposeDuration

sessionTokenMaintains your logged-in sessionSession

authTokenStores JWT authentication token30 days

__Host-authjs.*Auth.js session management30 days

NEXT_LOCALEStores your language preference1 year

2. Functionality Cookies

These cookies enable specific features and remember your preferences.

CookiePurposeDuration

npl_guest_idIdentifies guest sessionsSession / 30 days

npl_guest_nameStores guest player display name30 days

hasSeenLobbyTourRemembers lobby tutorial dismissal1 year

hasSeenAuctionTourRemembers auction tutorial dismissal1 year

3. Performance & Analytics Cookies (Optional)

These cookies help us understand how you use NPL Auction and improve performance. They are only set if you consent to analytics cookies.

CookiePurposeDuration

_gaGoogle Analytics (if enabled)2 years

_gidGoogle Analytics session ID24 hours

4. Third-Party Cookies

Google OAuth — When you sign in with Google, Google sets cookies for authentication. See Google's Cookie Policy for details.
Resend (Email Provider) — Email authentication may set cookies for session management. See Resend's Privacy Policy for details.

LOCAL STORAGE

In addition to cookies, we use browser local storage to store:

npl_guest_id — Temporary identifier for guest players
npl_guest_name — Display name for guest users
hasSeenLobbyTour — Tour dismissal flag
hasSeenAuctionTour — Tour dismissal flag

Local storage is not sent to our servers automatically — we read it client-side only.

YOUR COOKIE CHOICES

Browser Settings

You can control cookies through your browser settings:

Chrome — Settings → Privacy and Security → Cookies and other site data
Firefox — Settings → Privacy & Security → Cookies and Site Data
Safari — Safari → Preferences → Privacy
Edge — Settings → Privacy, search, and services → Cookies

Blocking Cookies

Warning: Blocking essential cookies will prevent NPL Auction from functioning properly — you will not be able to log in, play auctions, or save your preferences. We recommend allowing essential cookies while opting out of analytics cookies if you prefer.

Do Not Track (DNT)

If your browser sends a "Do Not Track" signal, NPL Auction respects this preference for analytics cookies. Essential cookies required for authentication will still be used.

CLEARING COOKIES & DATA

To clear cookies, press Ctrl+Shift+Delete (Windows) or Cmd+Shift+Delete (Mac) in your browser and select "Cookies and other site data."

To clear local storage, open DevTools (F12) and run:

localStorage.removeItem("npl_guest_id");
localStorage.removeItem("npl_guest_name");
localStorage.removeItem("hasSeenLobbyTour");
localStorage.removeItem("hasSeenAuctionTour");

COOKIE RETENTION

CookiePurposeDuration

Session cookiesUntil logout — automatically deleted when you close the sessionSession

AuthenticationAllows you to stay logged in across visits30 days

Preference cookiesRemembers tour dismissals and language settings1 year

Analytics cookiesUsed to track long-term trends2 years

Guest sessionDeleted after session ends or after 30 daysSession / 30 days

UPDATES TO THIS POLICY

We may update this Cookie Policy to reflect changes in our practices or legal requirements. Significant changes will be announced via email or on our website.

CONTACT US

Email — cookies@nplaution.com
Privacy Page — See our Privacy Policy

By continuing to use NPL Auction, you consent to our use of cookies as described in this policy.