Privacy Policy

Last updated: 17 December 2025

1. Controller

The controller responsible for data processing on this website is:

Daniel Wald
Continuation of the ttnmapper.org project
Operated in cooperation with anruf-service.de

2. Purpose of Processing

This website provides a public visualization of measurement data collected within the TTN Mapper project.

Personal data is processed solely for the following purposes:

• Display of measurement points on an interactive map
• Reception and technical processing of uplink data from The Things Network (TTN)
• Operation, security, and stability of the service

There is no commercial use of the data.

3. Types of Data Processed

3.1 Technical Server Logs

When accessing this website, the following technical data is processed automatically:

• IP address
• Date and time of access
• Requested resource (URL)
• HTTP status code
• User agent (browser / operating system)

This data is processed exclusively for technical reasons, in particular to:

• Ensure system security
• Detect and prevent misuse
• Diagnose technical errors

Server log data is not merged with other data sources and is not used for profiling.

3.2 TTN Measurement Data

Measurement data received from The Things Network may include metadata such as timestamps, signal quality indicators, and gateway information.

This data does not allow direct identification of individual users and is used solely for map visualization and analysis of network coverage.

4. Cookies and Tracking Technologies

This website:

• does not use advertising
• does not use tracking or analytics tools
• does not use profiling or marketing cookies

Only technically necessary mechanisms required for basic website functionality may be used. No consent banner is required under applicable EU law for this type of processing.

5. Data Sharing

Personal data is not sold, shared, or transferred to third parties.

Data is processed exclusively for the operation of this service.

6. Data Retention

Personal data is stored only for as long as necessary to fulfill the purposes described above or to comply with legal obligations.

Server log data is retained for a limited period and then automatically deleted.

7. Rights of Data Subjects

Under Articles 12–21 of the General Data Protection Regulation (GDPR), you have the following rights:

• Right of access
• Right to rectification
• Right to erasure
• Right to restriction of processing
• Right to data portability
• Right to object to processing

To exercise these rights, please contact:

org@ttn-mapper.org

8. Changes to This Privacy Policy

This privacy policy may be updated if legal or technical requirements change.

The current version is always available on this website.

9. Contact

For questions regarding data protection or this privacy policy, please contact:

org@ttn-mapper.org