Privacy Policy
Last updated: February 20, 2026
MyDojang (“we”, “us”, or “our”) operates the mydojang.net platform. This policy explains how we collect, use, and protect your data.
What We Collect
- Account info: name, email, password (hashed), phone (optional)
- Studio info: studio name, address, phone, business hours
- Student data: name, date of birth, belt rank, attendance, curriculum progress
- Billing: processed by Stripe — we never store credit card numbers
- Usage data: pages visited, features used, error logs (with cookie consent)
- SMS opt-in: when a studio enables SMS notifications, we collect the mobile number and record of consent provided by the recipient
How We Use Your Information
- Provide, maintain, and improve the Service
- Process billing and payments
- Send transactional emails (welcome, password resets, notifications)
- Send SMS notifications (only with explicit opt-in, as described below)
- Monitor and fix errors and performance issues
- Enforce our Terms of Service
SMS / Text Messaging
This section applies when a studio enables SMS notifications through the MyDojang platform.
- No sharing of mobile data: No mobile information (including phone numbers and SMS opt-in consent) will be shared with third parties or affiliates for marketing or promotional purposes. Text messaging originator opt-in data and consent will not be shared with any third parties, except for Twilio (our SMS delivery provider) and SendGrid, who process messages on our behalf.
- Opt-in: SMS messages are only sent to individuals who have explicitly opted in. Opt-in may occur through a web form, the member portal, or in-studio registration. Consent is specific to the studio and message program for which it was given.
- Message types: Studios may send class reminders, schedule updates, belt test announcements, billing alerts, and other studio-related notifications. Message frequency varies based on studio activity.
- Message and Data Rates: Message and data rates may apply. Check with your mobile carrier for details.
- Opt-out: Reply STOP to any text message to unsubscribe. You will receive a one-time confirmation and no further messages will be sent. Reply START to re-subscribe.
- Help: Reply HELP for more information, or contact your studio directly.
- Carriers: Carriers are not liable for delayed or undelivered messages.
Third-Party Services
Children's Privacy (COPPA)
MyDojang is used by martial arts studios to manage student data, which may include children under 13. We take children's privacy seriously and comply with COPPA.
- Parental consent required: Staff must confirm parental consent before entering data for children under 13
- Minimal data collection: Only name, DOB, belt rank, attendance, and curriculum progress
- No direct child accounts: Student data is managed by authorized staff or parents/guardians
- Parental access & deletion: Parents can view data in the member portal and request deletion at any time
- No advertising: We never use children's data for marketing
To request access to or deletion of your child's data, use the member portal settings or contact your studio directly.
Data Retention
Data is retained while your account is active. After cancellation, we retain data for 90 days to allow reactivation. You may request earlier deletion by contacting us.
Data Security
- Passwords hashed with bcrypt (12 rounds)
- AES-256-GCM encryption for sensitive data
- HTTPS for all data in transit
- MFA support (TOTP, backup codes)
- Role-based access controls
Your Rights
Depending on your jurisdiction, you may have the right to:
- Access the personal data we hold about you
- Request correction of inaccurate data
- Request deletion of your data
- Object to or restrict processing
- Data portability
To exercise these rights, contact your studio administrator or email [email protected].
Cookie Policy
We use a consent banner before enabling analytics cookies. Essential cookies (authentication sessions) are required and do not need consent. Change your preferences by clearing browser local storage.
Changes to This Policy
We may update this policy and will post changes here with an updated date. Material changes will be communicated via email. Continued use constitutes acceptance.
Contact Us
Questions about this Privacy Policy? Contact us at [email protected]