As person responsible for in accordance with Article 4, No. 7 of European General Data Protection Regulation, we are pleased to inform you, e.kundenservice Netz GmbH, Steindamm 100, 20099 Hamburg, that, with this Data Protection Declaration, whether and to what extent your personal data will be processed when you visit the website/s under this domain. We will also inform you about your rights and provide de-tails of the responsible contact persons. In addition to the domain mentioned above, these indications also apply to other websites that we offer on the Internet, if express reference is made to this declaration.

Personal data is the information that indicates a reference to you as a particular person, e.g. name, address, e-mail address, IP, data on usage behaviour.

A. Processing of personal data for informational purposes on the basis of legitimate interests, Article 6 paragraph 1 letter f) General Data Protection Regulation (GDPR)

In the case of a purely informational use of our website, i.e. if you do not register, log in or otherwise transmit additional information to us, we collect and process only the personal data that your browser and your Internet access provider transmit to our server. These are data that are technically neces-sary to display the website to you and to guarantee the stability and security of our offer.

Specifically, this involves

• Technical data (IP-addresses, date, time of request, content of request, i.e. layout page, access status/ http Statuscode, Time zone difference with Greenwich Mean Time (GMT), amount of data transmitted in each operation, Website from which the request comes)

• Operating system/browser data (operating system, interface, browser, language and version of browser)

In order to make all the functions of website accessible and to fulfil our own obligations, we pass on your data to our service providers and receive data from them in return.

We also store the above data in Logfiles. This storage is done to ensure the functionality of the website. We also use the data to optimise our Internet presence and ensure its security. However, the aforementioned data will not be stored together with other personal data.

B. Processing of personal data of registered user Grid Challenge Portal-/ Website-users

If you register for our Grid Challenge portal or already have a user account and visit the website as a registered User, and in addition to the information listed under point A, we collect and process the following types of data for the following purposes and for the following legal reasons:

1. Processing of the mandatory information provided by you for the agreed use of Grid Challenge Portal, Article 6 Paragraph 1 letter b) of DS-General Data Protection Regulation (GDPR)

• Personal details (name, address, e-mail address, password);

2. Required processing of data stored in addition during and after conclusion of contract for agreed use of Grid Challenge Portal Article 6 Paragraph 1 letter b) of General Data Protection Regulation (GDPR)

• Ideas sumitted by the users

• Attachements to the ideas (e.g. files, pictures, Links) uploaded by the users

• Comments set by the users

3. 3. Processing of the voluntary information provided by you during and after conclusion of the contract for the agreed use of Grid Chal-lenge Portal, Article 6 paragraph 1 letter a) of General Data Protection Regulation (GDPR)

• Personal data (telephone numbers, fax numbers, other e-mail addresses, homepage);

C. Use of Cookies, Article 6 paragraph 1 letter a) of General Data Protection Regulation:

In addition to the aforementioned data, so-called "cookies" are stored on your computer when you visit our website. Cookies are small text files that are stored on your hard disk by the browser you're using and through which certain information flows to the place that sets the cookie (in this case, it is us). Cookies cannot run programmes or deliver viruses to your computer. They serve to make our website more user-friendly and effective overall.

You will be informed about the use of cookies the first time you visit our website or when a cookie is missing on your end device. For further use of cook-ies, we obtain your consent to set the cookie(s) or to process the personal data used in this context. When this initial cookie notice is issued, we refer users to this privacy policy.

We use transient and persistent cookies, the scope and functioning of which are explained below:

1. Transient Cookies

Transient cookies are automatically deleted when you close the browser. These particularly include the session cookies. These store a session ID which assigns the various requests made by your browser during the joint session. This allows your computer to be recognized when you return to our website. Session cookies are deleted when you log out of Grid Challenge Portal or close the browser.

2. Persistent cookies

Persistent cookies are automatically deleted after a specified period, which may differ depending on the cookie in question. You can delete the cookies in your browser's security settings at any time.

You can configure your browser settings according to your needs and, for example, refuse to accept third-party cookies or all cookies. We would like to point out that you may not be able to use all functions of the website/s or that displaying an advertisement may not be possible.

We also use cookies to identify you on Grid Challenge Portal for subsequent visits if you have an account with us. Otherwise you would have to log in again for each visit.

D. Contact us via e-mail or contact form

When you contact us via e-mail or a contact form, the data you provide (your e-mail address, and if applicable, your name and your telephone number) will be stored by us in order to answer your query. We delete the data arising in this context after the storage is no longer necessary, or limit the pro-cessing if statutory retention obligations exist.

E. Data recipients and data sources

1. Categories of data recipients

To the extent permitted by law (as previously described under A, B), we share personal information with companies within our group and exter-nal service providers:

• Group companies for the fulfilment of contractual obligations and for reporting purposes;

• IT service provider to maintain our IT infrastructure

• Plattform Provider

• Public authorities in justified cases (e.g. social insurance carriers, tax authorities, police, public prosecutor's office, supervisory authorities)

2. Data sources

We process personal data that we have received from you as part of our user and business relationships or as part of your registration for the Grid Challenge Portal To the extent necessary for the provision of our services, we process personal data that we have collected in the context of your use of our websites.

F. Transmission of data to a third country

Data transfers to countries outside the European Union and the European Economic Area ("Third countries") are part of the management, development and operation of IT systems. The following must be provided:

The transfer is permitted in principle because a legal exception is fulfilled or you have consented to the data transfer and the special requirements for a transfer to a third country are met. In particular, the data importer shall ensure an adequate level of data protection in accordance with the EU standard contractual clauses for the transfer of personal data to data processors in third countries. A copy of the standard contractual clauses provided by the EU Commission can be found on the Internet at:

Alternatively you can get them from us on request (see contact details).

G. Storage duration and criteria for determining the duration

In the case of purely informational use (see point A.), we store the personal data mentioned above as long as it is necessary for the provision of the ser-vice or use. The data will not be deleted once the specified purpose has been achieved.

If there are legal or contractual retention periods (e.g. in the case of a usage or contractual relationship), we are obliged to store the data until the expiry of these periods. After expiry or omission of corresponding obligations, which arise in cases of statutory retention obligations, in particular from com-mercial and tax law (cf. §§ 147 AO and 257 HGB), we delete the corresponding data.

For promotional campaigns, we store your data until you object to its use, you revoke your consent or an address is no longer legally permissible.

We only store your other data as long as we need it to fulfil the specific purpose (e.g. to fulfil or process the contract) and delete it after the purpose no longer applies.

H. Your Rights

The e.kundenservice Netz GmbH, Steindamm 100, 20099 Hamburg is responsible for processing your data, unless otherwise stated. You may, at any time, request information about the data stored about you and its correction in the event of errors. Furthermore, you may request the restriction of processing, the transferability of the data provided to us by you in a machine-readable format or the deletion of your data - insofar as they are no longer required. In addition, you have the right to object, at any time, to the use of your data based on public or legitimate interests. For this purpose, please contact:

e.kundenservice GmbH

Keyword: Data protection

Steindamm 100

20099 Hamburg


We absolutely need the data recorded in our log files in order to maintain the operation of the website. Therefore there is no right of objection with re-gard to such processing.

If we process your data on the basis of a consent given by you, you can revoke this consent at any time with effect for the future. Upon receipt of your in-structions, we will no longer process your data for the purposes stated in the consent. Please address your revocation or an objection to

e.kundenservice GmbH

Keyword: Data protection

Steindamm 100

20099 Hamburg


In addition, you can direct a complaint at any time to a regulatory authority. For us, Der Hamburgische Beauftragte für Datenschutz und Informations-freiheit, Kurt-Schumacher-Allee 4, 20097 Hamburg, is the concerned authority. Alternatively, you can contact your local supervisory authority.

I. Data Protection Officer

You can contact our data protection officer at:

e.kundenservice GmbH

Data Protection Officer

Steindamm 100

20099 Hamburg


F. Social Media

1. Inclusion of YouTube videos

(a) We have included YouTube videos on our website that are stored on and can be played directly from our website. These are all included in "advanced privacy mode", which means that no data about you, as a user, will be transferred to YouTube if you do not play the videos. Only when you play the videos will the data referred to in paragraph 2 be transmitted. We have no influence on this data Transmission.

(b) On your visit to the website, YouTube receives the information that you have accessed the corresponding page of our website. In addition, the data specified under Point A. of this declaration is transmitted. This is independent of whether YouTube provides a user account through which you are logged in or whether no user account exists. If you are logged in to Google, your information will be directly associated with your account. If you do not want this information to be associated with your profile on YouTube, you must log out before activating the button. YouTube stores your data as user profiles and uses them for purposes of advertising, market research and/or demand-oriented design of its website. Such evaluation takes place in particular (even for users who are not logged-in) to provide demand-oriented advertising and to inform other users of the social network about your activities on our website. You have a right to object to the creation of these user profiles, and you must contact YouTube to exercise this right.

(3) For more information about the purpose and scope of data collection and processing by YouTube, please see the Privacy Policy. There,you will also find further information about your rights and settings to protect your privacy: Google also process-es your personal data in the USA and has submitted to the EU-US Privacy Shield,,