1. Introduction

This Cookie Policy explains how BacInk (hereinafter referred to as "we," "our website") uses cookies and similar technologies to recognize your device when you visit our site. It explains what these technologies are, why we use them, and how you can control their use.

1.1 Translations

This document is available in other languages. In the event of any conflict, uncertainty, or obvious inconsistency between any version and the Traditional Chinese version, the Traditional Chinese version shall prevail.

1.2 Other Translations

For translations of this statement in other languages, please select a language version from the dropdown menu in the top right corner.

2. What is a Cookie?

A cookie is a small text file that is stored on your computer or mobile device when you visit a website. Cookies are widely used to make websites work or work more efficiently, and to provide information to the website owner.

2.1 Types of Cookies

  • First-Party Cookies: Cookies set directly by our website for basic functionality and enhancing user experience
  • Third-Party Cookies: Cookies set by third-party services (like Google Analytics) for analytics and tracking purposes

2.2 Duration of Cookies

  • Session Cookies: Temporary cookies that are deleted when you close your browser
  • Persistent Cookies: Cookies that remain on your device for a certain period or until you manually delete them

3. Cookies We Use

3.1 List of Cookies

Cookie Name Type Purpose Expiration Provider
preferredLanguage First-Party Stores your selected language preference to ensure the website displays in your preferred language Long-term (until cleared) BacInk
Authentication/Session Data First-Party Used to maintain login state, authentication processes, and account security controls Depends on session and service settings BacInk / Supabase
_ga Third-Party Distinguishes users for counting visitors and page views 2 years Google Analytics
_ga_* Third-Party Used to maintain session state and collect user interaction data 2 years Google Analytics
_gid Third-Party Distinguishes users for short-term tracking 24 hours Google Analytics
_gat Third-Party Used to limit request rate 1 minute Google Analytics

3.2 Cookies Categorized by Purpose

3.2.1 Necessary Cookies

These cookies are essential for the website to function properly. They enable you to navigate the website and use its features. Without these cookies, certain services on the website cannot be provided.

  • preferredLanguage: Language preference setting
  • Authentication/Session Data: Maintains login state and security authentication

3.2.2 Analytics Cookies

These cookies help us understand how visitors interact with the website by collecting and reporting anonymous information. This information helps us improve the site’s functionality and user experience.

  • Google Analytics Cookies (_ga, _ga_*, _gid, _gat): Tracking and analyzing website usage

4. Google Analytics

4.1 How We Use Google Analytics

We use Google Analytics, a website analytics service provided by Google Inc. ("Google"). Google Analytics uses cookies to help us analyze how users interact with this site.

4.2 Information Collected by Google Analytics

The information generated by Google Analytics cookies about your use of the website includes:

  • Your IP address (anonymized)
  • Browser type and version
  • Operating system
  • Referring source (the website you came from)
  • Date and time of access
  • Pages viewed and time spent
  • Clickstream data (your navigation path on the site)

4.3 Data Processing and Transmission

Information generated by cookies about your use of this website (including your IP address) will be transmitted to Google and stored on their servers in the United States. Google will use this information to evaluate your use of the website, compile activity reports for website operators, and provide other services related to website activity and internet usage.

4.4 IP Anonymization

We have enabled Google Analytics' IP anonymization feature (anonymizeIP). This means that within European Union member states or other contracting states to the European Economic Area Agreement, your IP address will be shortened by Google. Only in exceptional cases will the full IP address be sent to a Google server in the United States and shortened there.

4.5 Third-Party Sharing

Google will not associate your IP address with other data held by Google. You can refuse the use of cookies by selecting the appropriate settings in your browser, but please note that if you do this, you may not be able to use the full functionality of this website.

4.6 Opting Out of Google Analytics

You can opt out of Google Analytics in the following ways:

4.7 More Information

For more information on how Google Analytics uses data, please visit:

5. Local Storage

In addition to cookies, we also use the browser's local storage to store certain non-sensitive information.

5.1 Information We Store

Stored Item Purpose Data Type
preferredLanguage Stores your selected language preference Non-personal information
bacink_cookie_consent / bacink_cookie_consent_timestamp Stores cookie consent status and timestamp Preference and compliance information
Login session data Maintains logged-in state and authentication process May include authentication identifiers

5.2 Features of Local Storage

  • Data in local storage is not automatically sent to the server
  • Data persists until explicitly deleted
  • Only web pages from the same origin (domain) can access the data

6. How to Manage and Delete Cookies

6.1 Browser Settings

Most browsers allow you to manage your cookie preferences. You can set your browser to refuse cookies or to alert you before setting cookies. Here are guidelines for managing cookies in major browsers:

6.2 Clearing Cookies

You can delete cookies stored on your device at any time:

  • Clear all cookies through browser settings
  • Selectively delete cookies for specific websites
  • Browse in privacy or incognito mode, which automatically deletes cookies after closing the browser

6.3 Effects of Disabling Cookies

Please note that if you choose to disable or delete cookies, it may affect the following features:

  • The website may not remember your language preferences
  • Your login state may not be maintained, requiring re-login
  • Certain website functionalities may not work properly
  • Your user experience may be affected
  • We would be unable to collect anonymous usage statistics to improve the website

7. Third-Party Cookies

In addition to our own cookies, we may also use services from third-party providers who set cookies on your device.

7.1 Currently Used Third-Party Services

  • Google Analytics: Website analytics and statistics
  • Supabase: Account login and authentication service
  • Google / GitHub Login: Third-party authentication service when selected by you

7.2 Third-Party Privacy Policies

We cannot control the use of third-party cookies. For more information on how third parties use cookies, please refer to their respective privacy policies:

8. Updates to the Cookie Policy

We may update this Cookie Policy from time to time to reflect changes in the cookies we use or for other operational, legal, or regulatory reasons. We encourage you to review this policy regularly to understand how we use cookies.

8.1 Notification of Significant Changes

If we make significant changes to the Cookie Policy, we will notify you by:

  • Posting the updated policy on the website
  • Displaying a notification on the homepage
  • Notifying subscribed users via email (if applicable)

9. Your Consent

By continuing to use our website, you consent to our use of cookies as outlined in this Cookie Policy. If you do not agree with our use of cookies, you should adjust your browser settings accordingly or stop using our website.

10. Contact Us

If you have any questions or concerns about this Cookie Policy, or wish to exercise your rights, please contact us:

  • Email: bacink.contact@gmail.com

11. Related Policies

This Cookie Policy should be read in conjunction with the following policies:

12. Effective Date

This Cookie Policy is effective from December 23, 2025.

Last updated on: April 14, 2026