1. Introduction
This Privacy Policy explains how CT7BAC ("we", "us", or "our") collects, uses, stores, and protects personal information when you use the HamMixer software suite, visit our website at ct7bac.com, or interact with our services.
We are committed to protecting your privacy and handling your data in a transparent, lawful manner consistent with the General Data Protection Regulation (GDPR) and applicable privacy laws.
2. Data We Collect
| Data Type | When Collected |
|---|---|
| Email address | When you download HamMixer, contact us, or purchase a license |
| IP address | Automatically when you visit our website or connect to our services |
| Hardware fingerprint | During license activation (CPU ID, motherboard serial, BIOS serial — hashed, not stored in plain text) |
| Cookies (analytics) | When you accept cookies on our website (Google Analytics GA4) |
What we do NOT collect
- We do not collect radio communications content or audio data
- We do not collect callsign or amateur radio license information unless you voluntarily provide it
- We do not sell, rent, or trade your personal data to any third party
3. Purpose of Data Collection
We use the data we collect for the following purposes:
- Download registration — to provide you with download links and associate your download with your email address
- Customer communication — to send you important updates about HamMixer, respond to support requests, and provide license information
- Payment processing — to process license purchases securely through our payment provider (Stripe)
- License management — to activate, validate, and manage your software license using hardware fingerprinting
- Website analytics — to understand how visitors use our website and improve the user experience (Google Analytics)
- Security — to protect against unauthorized access, brute-force attacks, and abuse of our services
4. Third-Party Services
We use the following third-party services that may process your personal data:
| Service | Purpose | Data Shared |
|---|---|---|
| Stripe | Payment processing for license purchases | Email, payment details (handled entirely by Stripe) |
| Google Analytics (GA4) | Website usage analytics | IP address (anonymized), browsing behavior via cookies |
| Gmail SMTP | Sending emails (download links, license keys, support replies) | Email address, message content |
Each third-party service operates under its own privacy policy. We encourage you to review the privacy policies of Stripe, Google, and Gmail for details on how they handle your data.
5. Cookies
Our website uses cookies exclusively for analytics purposes through Google Analytics (GA4).
Cookie Consent
Google Analytics is only loaded after you provide explicit consent through our cookie banner. If you decline cookies, no analytics tracking will occur and no cookies will be placed on your device.
You can withdraw your consent at any time by clearing your browser cookies for ct7bac.com. On your next visit, the cookie banner will appear again.
We do not use advertising cookies, social media cookies, or any other tracking technologies beyond the analytics cookies described above.
6. Data Retention
We retain your personal data only for as long as necessary to fulfill the purposes described in this policy:
- Email addresses — retained for the duration of your license validity and up to 2 years after expiration for support purposes
- License activation records — retained for the active lifetime of your license, plus 90 days after deactivation
- Hardware fingerprints — stored as irreversible hashes; deleted when the associated license activation is removed
- IP addresses in server logs — retained for up to 90 days for security monitoring, then automatically purged
- Analytics data — governed by Google Analytics data retention settings (14 months)
- Payment records — retained as required by applicable tax and accounting regulations (typically 7 years)
You may request early deletion of your data at any time by contacting us (see Section 9).
7. Data Security
We implement appropriate technical and organizational measures to protect your data:
- All communications between HamMixer applications and our servers use TLS encryption
- License activation tokens are signed with Ed25519 cryptographic signatures
- Hardware fingerprints are stored as one-way hashes, not in plain text
- Server passwords are hashed using SHA-256
- Our license server employs brute-force protection, rate limiting, and IP whitelisting
- The website is served exclusively over HTTPS
8. Your Rights Under GDPR
If you are located in the European Economic Area (EEA), you have the following rights regarding your personal data:
- Right of Access — you can request a copy of all personal data we hold about you
- Right to Rectification — you can ask us to correct any inaccurate or incomplete data
- Right to Erasure — you can request deletion of your personal data ("right to be forgotten")
- Right to Data Portability — you can request your data in a structured, machine-readable format
- Right to Restrict Processing — you can ask us to limit how we use your data
- Right to Object — you can object to the processing of your data for specific purposes
- Right to Withdraw Consent — you can withdraw consent for cookie-based analytics at any time
To exercise any of these rights, please contact us at the email address below. We will respond to your request within 30 days, as required by the GDPR.
9. Contact
For any questions, concerns, or requests regarding this Privacy Policy or your personal data, please contact us:
Data Controller: CT7BAC
ct7bac@gmail.com10. Changes to This Policy
We may update this Privacy Policy from time to time to reflect changes in our practices or applicable laws. When we make material changes, we will update the "Last updated" date at the top of this page.
We encourage you to review this page periodically. Continued use of HamMixer and our services after changes are posted constitutes acceptance of the updated policy.