Privacy Policy

1. Controller / Data Controller

The responsible entity for the processing of personal data on this website is:

CryptoMathTools
Email: contact@cryptomath.tech

2. General Information

This website processes personal data only to the extent required to provide the site and its tools. All processing is carried out in accordance with the GDPR and applicable privacy laws.

3. Hosting

This website is hosted by Netlify (Netlify Inc., 2325 3rd Street, Suite 296, San Francisco, CA 94107, USA). When you access this website, Netlify processes server log files including IP addresses, browser information, timestamp, and requested resources. Data may be transferred to the United States. Netlify acts as a data processor according to GDPR Art. 28. The data is processed for security and operational purposes (GDPR Art. 6(1)(f)).

4. No Storage of User Input

All tools on this website (e.g., Square & Multiply visualizer, modular arithmetic tools, base converters) run locally in your browser.

• No input is transmitted to our servers.
• No data is stored or logged.
• No data is shared with third parties.

5. Cookies

This website uses no cookies, except technically required ones that enable basic page functionality.

6. External Tracking / Analytics

This website uses the following service, which is only activated after you provide consent via the cookie banner:

• Google Analytics

This website also integrates Google AdSense; however, advertising scripts are blocked until you explicitly consent to marketing cookies. Before consent, no advertising cookies are set and no data is transmitted to Google for advertising purposes.

This website does not use:

• Social media plugins
• Third-party profiling tools
• Any tracking technologies without your consent

7. Contact

If you contact us via email, your data will be used solely to process your request. Legal basis: GDPR Art. 6(1)(b) or Art. 6(1)(f).

8. Your Rights

Under the GDPR, you have the following rights:

• Right to access (Art. 15)
• Right to rectification (Art. 16)
• Right to erasure (Art. 17)
• Right to restriction of processing (Art. 18)
• Right to data portability (Art. 20)
• Right to object (Art. 21)

You may contact us at any time to exercise these rights.

9. Changes to This Privacy Policy

This Privacy Policy may be updated as needed. The current version on this page always applies.