Data Collection Notice
This website collects minimal personal information to provide services and respond to inquiries. Your privacy is important, and we are committed to protecting your personal data.
Information We Collect
1. Contact Form
- Name: To identify who is contacting me
- Email Address: To respond to your inquiry
- Subject & Message: To understand your inquiry
2. Visitor Analytics
- IP Address & Location: General geographic information (city, region, country)
- Browser Information: User agent, platform, language
- Device Information: Screen size, timezone
- Visit Information: Referrer URL, current page URL
Purpose of Collection
- To respond to contact form inquiries
- To understand visitor demographics and improve website experience
- To monitor website traffic and performance
Data Storage & Retention
Contact form submissions are sent to me via Pushover notification service and are retained for up to 1 year unless you request deletion.
Visitor analytics data is stored temporarily for monitoring purposes and automatically expires within 30 days.
Third-Party Services
This website uses the following third-party services:
- Vercel Analytics: Anonymous website performance monitoring
- Pushover: Notification delivery for contact forms and visitor tracking
- ipapi.co: IP-based geolocation service
Your Rights
You have the right to:
- Refuse consent: You may choose not to use the contact form
- Request deletion: Contact me to delete your submitted information
- Access your data: Request what information we have about you
Note: Refusing consent may restrict access to certain services (e.g., contact form).
Contact for Privacy Inquiries
If you have questions about this privacy policy or wish to exercise your rights, please contact me via the contact page or email directly at changhyun.me@gmail.com.
Last Updated: October 22, 2025
This policy may be updated periodically. Please check back for changes.