Data protection

Data protection icon
1. General

Deutsche Telekom, T-Systems International GmbH and its subsidiary T-Systems CIS take the protection of your personal data very seriously. We always inform you about personal data that we collect during your visit to our websites, how it is used and how you can influence the process. This data privacy information provides answers to the most important questions.

2. What data is collected and how is it used?

Technical features: When you visit our websites, the web server temporarily records the domain name or IP address of your computer, the client’s file request (file name and URL), the http response code and the website from which you are visiting us.
Cookies: We use cookies for certain services. These are small text files that are stored on your computer. They enable the system to tell if you repeatedly visit websites from the same computer.
Session cookies are cookies which are only stored on your computer for the duration of your Internet session and are required for transactions (e.g. to complete a purchase). They simply contain a transaction ID.
For certain services we use persistent cookies, which are used for monitoring and personalization of contents and are stored on your computer for future sessions. These cookies are valid up to six months.
You can set your browser to prevent these cookies being stored or to delete the cookies at the end of your Internet session. However, please remember that in this case you may not have access to the full range of functions offered by our websites.
Personal data such as your name, address, telephone number or e-mail address will not be collected.

3. How secure is my data?

We have taken extensive technical and operational precautions under current legislation to protect your data against unauthorized access and misuse.

4. Will my data be passed on to third parties, e.g., public authorities?

Yes, certain data has to be passed on; this is governed by strict contractual and legal regulations. In certain cases, we are legally obliged to pass on data if requested to do so by a state body. 
We do not pass on your data to third parties for any other purpose, unless you have given express permission for us to do so or this is permitted by law.

5. Who should I contact if I have any queries regarding data protection at Deutsche Telekom?

If you have any queries, please contact the Group Data Privacy Officer at Deutsche Telekom AG, Dr. Claus D. Ulmer, Friedrich-Ebert-Allee 140, 53113 Bonn, Germany,