Privacy policy

Security made in Lëtzebuerg g.i.e. built the TACOS application as a open source software. This service is provided by Security made in Lëtzebuerg g.i.e. at no cost and is intended for use as is.

This page is used to inform website visitors regarding our policies with the collection, use, and disclosure of personal information if anyone decided to use our service.

The terms used in the privacy policy available at and in the mobile application have the same meanings.

Information collection and use

This service is not collecting any personally identifiable information. The main goal is to allow the user to detect spam phone numbers.

If you choose to use our service, then you agree to the manual collection and use of information in relation with this policy. This information will be used to improve this service.

By manual collection it is important to understand that you will always decide which phone number you want to report.

Log data

We do not collect log data from the device.


Our application and back-end services are not using cookies and sessions.

Service providers

Security made in Lëtzebuerg g.i.e. is not relying on third-party companies and individuals.


For any issue concerning security please contact

Links to other sites

This service may contain links to other sites. If you click on a third-party link, you will be directed to that site. Note that these external sites are not operated by us. Therefore, we strongly advise you to review the privacy policy of these websites. We have no control over, and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.

Children’s privacy

This service do not address anyone under the age of 16. We do not knowingly collect personal identifiable information from children under 16. In the case we discover that a child under 16 has provided us with personal information, we immediately delete this from our servers. If you are a parent or guardian and you are aware that your child has provided us with personal information, please contact us so that we will be able to do necessary actions.

Changes to this privacy policy

We may update our privacy policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new privacy policy on this page and in the TACOS mobile application. These changes are effective immediately, after they are posted on this page.

Software license

The source code of the back-end service of TACOS is licensed under Affero GPL license version 3 and available here.

Contact us

If you have any questions or suggestions about our privacy policy, do not hesitate to contact us.