1. Purpose of Processing Personal Data
- Member administration: account registration and identity verification, social login integration, account maintenance, abuse prevention, and customer support.
- Service operation: storing/displaying content such as coffee records and memos, and collecting/sharing guest tasting inputs through tokenized guest links created by members.
- Service improvement and analytics (only with optional consent): usage analysis, error diagnostics, and statistics for feature improvement (Google Analytics 4).
Guest tasting links may expire after 7 days by default (subject to policy changes).
2. Categories of Personal Data We Process
2.1 Members (email signup)
Required: email, password (stored in encrypted form), account identifier, signup/access logs
Optional: display name (if provided)
2.2 Members (social login)
Required: social provider identifier, email (within provider scope), signup/access logs
Optional: profile information (within provider scope)
Supported providers: Google, Kakao
2.3 Guests (token-link users)
Required: tasting inputs (scores/keywords/comments), token identifier (random string), access logs
Guests are asked not to include personal information (for example, contact details) in comments. If personal data is included, it may be deleted or masked as needed.
2.4 Automatically collected data
IP address, access logs, device/browser information, cookie/session identifiers, error logs
(with optional consent) GA4 event data and cookie identifiers (for example, _ga)
4. Provision to Third Parties
The Service does not provide personal data to third parties in principle. However, data may be provided where required by law or where separate user consent is obtained.
5. Outsourcing / Processors
- Infrastructure/hosting/server operation: Oracle Cloud
- Social login providers: Google, Kakao
- Web analytics (with optional consent): Google Analytics 4 (Google)
The Service currently does not provide payment functionality.
Uploaded images are used only for temporary coffee information parsing, are not stored on the server, and are discarded immediately after processing.
6. Cross-Border Transfer (if applicable)
GA4 data may be processed through systems operated outside your country. If cross-border transfer applies, we will provide notice of recipient, transfer country, transferred items, purpose, retention period, and refusal method in this policy and cookie settings.
8. User Rights and How to Exercise Them
Users may request access, correction, deletion, and suspension of processing of their personal data at any time.
How to exercise rights: use account/settings features in the Service or contact us.
Service features (including planned): account deletion, deletion of records/memos, and guest-link reissuance.
10. Cookies: Use and Refusal
The Service may use required cookies for login persistence and security.
Analytics cookies such as GA4 are used only after consent (optional consent).
You can refuse cookie storage via browser settings; in this case some features (such as persistent login) may be limited.
11. Privacy Contact
This Service is operated by an individual.
Contact email:
espresso.machine.maintenance@gmail.com
12. Policy Changes
This policy may be revised due to legal or service changes. If revised, we will provide notice in the Service or through other appropriate means.