1. Introduction

BacInk (hereinafter referred to as "we," "the company") is committed to protecting your privacy. This privacy policy explains how we collect, use, disclose, and safeguard your personal information.

1.1 Translation Versions

This document has translations available in other languages. If there are any conflicts, uncertainties, or apparent inconsistencies between any version and the traditional Chinese version, the traditional Chinese version shall prevail.

1.2 Other Translation Versions

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

2. Information We Collect

2.1 Automatically Collected Information

  • IP Address: Used to identify your location, prevent abuse, and for security purposes
  • Device Information: Type of device, operating system, browser type, and version
  • Usage Statistics: Page visits, clickstream, and interaction data
  • Cookies and Local Storage: See Section 3

2.2 Information You Provide Actively

  • Account Registration and Login: When you create a BacInk account or log in, we process the email address, username (if provided), and login credentials you provide. If you choose third-party login, we may receive basic public information provided by the third party (e.g., name, profile picture, email address).
  • Contact Form: When you submit information through our contact form, we collect your name, email address, and message content.
  • Newsletter Subscription: Your email address (used to send our newsletter and updates)
  • Comments and Feedback: Any comments or feedback you provide on blog posts

3. Cookies and Local Storage

3.1 Cookies We Use

Cookie Name Purpose Type Validity
preferredLanguage Stores your chosen language preference Functional Long-term
_ga* Used by Google Analytics to track user behavior Analytics 2 years
Authentication/Session-related data Used to maintain login status, authentication, and security control Necessary Dependent on session and service settings

3.2 Local Storage

We use the browser's localStorage to store:

  • preferredLanguage: Your chosen language preference (non-personally identifiable information)
  • bacink_cookie_consent: Cookie consent status and timestamp
  • Login session data: Necessary session information after login (managed by the authentication service)

3.3 Cookie Management

You can manage or disable cookies through your browser settings. Most browsers allow you to:

  • View installed cookies
  • Delete individual cookies
  • Block new cookies
  • Set privacy mode to avoid saving cookies

Please note that disabling cookies may affect certain functionalities of our website.

4. Google Analytics

4.1 How We Use Google Analytics

We use Google Analytics to analyze website traffic and enhance user experience. Google Analytics helps us understand:

  • The number and location of visitors
  • How users interact with our site
  • Which pages are most popular
  • How long users stay on the site
  • Where users come from (referral sources)

4.2 Data Collected by Google Analytics

Google Analytics may collect the following information:

  • Your IP address (anonymized)
  • Cookie ID
  • Page view and interaction data
  • Device and browser information
  • Geolocation (based on IP address)

4.3 Data Privacy

Google Analytics data is processed by Google according to its privacy policy. We have enabled the IP anonymization feature to safeguard your privacy.

For more information, please see Google's Privacy Policy

4.4 Opting Out of Google Analytics

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

5. How We Use Your Information

The information we collect is used for the following purposes:

  • Account and Authentication: Account creation, login verification, maintaining member functions and account security
  • Improving Services: Understanding user needs and enhancing website functionality
  • Security and Prevention of Abuse: Detecting and preventing fraud, abuse, and illegal activities
  • Communication: Responding to your inquiries and sending newsletters you subscribe to
  • Analysis and Statistics: Generating anonymous statistical data to improve our services
  • Legal Compliance: Complying with applicable laws and regulations

6. Data Security

We implement appropriate technical and organizational measures to protect your personal information from unauthorized access, alteration, or disclosure. This includes:

  • Using HTTPS encryption for data transmission
  • Regular security audits
  • Restricting employee access to personal data
  • Secure server infrastructure

However, no method of transmission over the Internet or method of electronic storage is 100% secure. We cannot guarantee absolute security.

7. Data Retention

We retain personal information based on the nature of the information and our purposes for using it:

  • Account Information: Retained while you hold an account; if you request account deletion, we will delete or anonymize it within a reasonable timeframe (except where legally required to retain it)
  • Login and Session Information: Saved according to authentication service policies and security requirements, typically short-term or cleared after session expiry
  • Contact Form Inquiries: Retained until the inquiry is resolved, for up to 1 year
  • Newsletter Subscriptions: Retained until you unsubscribe
  • Google Analytics Data: Retained according to Google's retention policies, typically 26 months
  • IP Addresses (rate limiting): Retained for up to 7 days

8. Third-Party Sharing

We do not sell your personal information. We may share information with the following third parties:

  • Authentication Service Provider (Supabase): For account creation, login verification, and session management
  • Third-Party Login Services (Google, GitHub): Used for authentication completion when you choose third-party login
  • Google Analytics: For website analysis
  • Email Service Provider: For newsletter delivery (only your email address)
  • Law Enforcement: If legally required or to protect our rights
  • Service Providers: Third parties assisting us in operating the website (bound by confidentiality agreements)

9. Your Rights

Under applicable data protection laws, you may have the following rights:

  • Right of Access: Request access to the personal data we hold about you
  • Right to Rectification: Request correction of inaccurate or incomplete data
  • Right to Erasure: Request deletion of your data in certain circumstances
  • Right to Restrict Processing: Limit how we use your data
  • Right to Data Portability: Receive your data in a structured format
  • Right to Object: Object to certain types of data processing
  • Right to Withdraw Consent: Withdraw your previously given consent

To exercise these rights, please contact us using the contact information below.

If you need to delete your BacInk account and associated data, you can submit a request via the email below, and we will process it within a reasonable timeframe as required by law.

10. Children's Privacy

Our website does not target children under 13 years of age. We do not knowingly collect personal information from children under 13. If we become aware that we have collected information from a child, we will promptly delete that information.

11. International Data Transfers

Your information may be transferred to, stored in, and processed in countries/regions outside of Taiwan. These countries may have different data protection laws. By using our website, you consent to your information being transferred to these countries.

12. Policy Changes

We may update this privacy policy from time to time. Significant changes will be communicated by posting the new policy on this page and updating the "last updated" date. Your continued use of our website signifies acceptance of the updated policy.

13. Contact Us

If you have any questions about this privacy policy or our privacy practices, please reach out to us through the following:

  • Email: bacink.contact@gmail.com

14. GDPR Compliance (Applicable to EU Residents)

If you are located in the EU, the following information applies under the General Data Protection Regulation (GDPR):

  • Data Controller: BacInk Co Ltd
  • Legal Basis: Legitimate interests (website improvement), consent (marketing communications)
  • Data Protection Officer: bacink.contact@gmail.com

Last updated: April 14, 2026