What personal data we collect and why we collect it


When visitors leave comments on the site we collect the data shown in the comments form, and also the visitor’s IP address and browser user agent string to help spam detection.

An anonymized string created from your email address (also called a hash) may be provided to the Gravatar service to see if you are using it. The Gravatar service privacy policy is available here: https://automattic.com/privacy/. After approval of your comment, your profile picture is visible to the public in the context of your comment.


If you upload images to the website, you should avoid uploading images with embedded location data (EXIF GPS) included. Visitors to the website can download and extract any location data from images on the website.

Contact forms

When you use our contact form you allow us to save your submitted data so we can work with it and use it to get back to you.

Mailing Lists

When you sign up for a Mailing List you allow us to contact you. This includes marketing emails for our pages or products from our partners, news and other information.
When signing up as a member we might publicly announce your membership, including information submitted, except for your email address, IP address or personal name.

Wish Lists and Favorites

Your favorites are mainly stored for your own convenience. We may use wish list data to find out which items are most popular among our community. We reserve the right to publicly display your wish list.


If you leave a comment on our site you may opt-in to saving your name, email address and website in cookies. These are for your convenience so that you do not have to fill in your details again when you leave another comment. These cookies will last for one year.

If you have an account and you log in to this site, we will set a temporary cookie to determine if your browser accepts cookies. This cookie contains no personal data and is discarded when you close your browser.

When you log in, we will also set up several cookies to save your login information and your screen display choices. Login cookies last for two days, and screen options cookies last for a year. If you select “Remember Me”, your login will persist for two weeks. If you log out of your account, the login cookies will be removed.

If you edit or publish an article, an additional cookie will be saved in your browser. This cookie includes no personal data and simply indicates the post ID of the article you just edited. It expires after 1 day.

Embedded content from other websites

Articles on this site may include embedded content (e.g. videos, images, articles, etc.). Embedded content from other websites behaves in the exact same way as if the visitor has visited the other website.

These websites may collect data about you, use cookies, embed additional third-party tracking, and monitor your interaction with that embedded content, including tracing your interaction with the embedded content if you have an account and are logged in to that website.

Who we share your data with

We are cross-transfering your data between the different services of our network. We do not share your data with any third-party, unless stated otherwise. We reserve the right to make anonymized data from analytics available (including selling) to our partners for market research.

How long we retain your data

If you leave a comment, the comment and its metadata are retained indefinitely. This is so we can recognize and approve any follow-up comments automatically instead of holding them in a moderation queue.

For users that register on our website (if any), we also store the personal information they provide in their user profile. All users can see, edit, or delete their personal information at any time (except they cannot change their username). Website administrators can also see and edit that information.

What rights you have over your data

If you have an account on this site, or have left comments, you can request to receive an exported file of the personal data we hold about you, including any data you have provided to us. You can also request that we erase any personal data we hold about you. This does not include any data we are obliged to keep for administrative, legal, or security purposes.

Where we send your data

Visitor comments are checked through an automated spam detection service.

Mail addresses submitted when signing up to receive a newsletter are sent to Mail Chimp for proccessing. Visit https://mailchimp.com/legal/ to find out more about their privacy policy.

What data breach procedures we have in place

In the unlikely event of a data breach we will inform all users and make sure to prevent hackers from accessing the website.


The protection of your personal data on the occasion of the visit of our website is an important concern. We protect your privacy and your private data. We collect, process and use your personal data in accordance with the contents of this privacy policy as well as with the applicable data protection rules, in particular the General Data Protection Regulation, the ePrivacy Regulation, the Federal Data Protection Act and the Telemedia Act. These data protection provisions shall regulate which personal data we collect, process and use about you. We therefore ask you to read the following statements carefully.

Status: February 21, 2023

Table of contents

§1 Responsible person

  1. Responsible according to § 4, cl. 7. EU General Data Protection Regulation (GDPR) is

    CH Web Development Inh. Carl Hörnis
    Carl Hörnis
    c/o IP-Management #18275
    Ludwig-Erhard-Str. 18
    20459 Hamburg
    admin {at} ch-webdev . com

§2 Information about the collection of personal data

  1. In the following we inform about the collection of personal data when using our website. Personal data is all data that can be related to you personally, e.g. Name, address, e-mail addresses, user behavior.
  2. When you contact us by e-mail or via a contact form, the data provided by you communicated by you (your e-mail address, if necessary, your name and telephone number) are stored by us in order to answer your questions. We delete the data accruing in this connection after the storage is no longer necessary, or restrict the processing, if legal storage obligations exist.
  3. If we have recourse to commissioned service providers for individual functions of our offer or would like to use your data for promotional purposes, we will inform you in detail below about the respective processes. In doing so, we also state the specified criteria of the storage period.

§3 Rights of the affected persons

  1. You have the following rights with respect to us regarding the personal data:
    • Right to information
    • Right of rectification or erasure
    • Right to restriction of processing
    • Right to oppose processing
    • Right of data portability
  2. You also have the right to lodge a complaint with a data protection supervisory authority about the processing about the processing of your personal data by us.

§4 Collection of personal data when visiting our website

  1. In the case of merely informative use of the website, i.e. when you do not register or information, we only collect the personal data that your browser sends to our server. browser transmits to our server. If you wish to view our website, we collect the following data, which is technically necessary for us to display our website to you and to ensure stability and security (legal basis is Article 6, para. 1, sentence 1 lit. f GDPR):
    • IP address
    • Date and time of the query
    • Time zone difference from Greenwich Mean Time (GMT)
    • Content of the request (specific page)
    • Access status/HTTP status code
    • Respective volume of data transferred
    • Website from which the request is made
    • Browser
    • Operating system and device
    • Language and version of the browser software

§5 Cookies

  1. In addition to the data mentioned above, cookies are saved on your computer as you use our website. Cookies are small text files which are saved on your hard drive assigned to the browser you use and which supply information to the party that sets the cookie (in this case ourselves). Cookies are not able to execute programs or transmit viruses to your computer. Their purpose is to make the website generally more effective and easier to use.
  2. Use of cookies:
    1. This website uses the following types of cookies, the scope and functionality of which are explained in the explained below: Transient cookies (b). Persistent cookies (c).
    2. Transient cookies are automatically deleted when you close the browser. This includes in particular session cookies. These store a so-called session ID, with which various requests from your browser can be assigned to the common session. This allows your computer to be recognized when you return to our website. The session cookies are deleted when you log out or close the browser.
    3. Persistent cookies are deleted automatically after a specified period of time, which may differ depending on the cookie. You can delete the cookies in the security settings of your browser at any time.
    4. You can configure your browser settings according to your preferences and, for example, decline the acceptance of third-party cookies or all cookies. We point out to you that you may not be able to use all the features of this website.
    5. We use cookies to be able to identify you for subsequent visits, if you have have an account with us. Otherwise, you would have to log in again for each visit. log in for each visit.
  3. You can find our cookie policy here.

§6 Other functions and offers of our website

  1. In addition to the purely informational use of our website, we offer various services, which you can use if you are interested. For this purpose, you will usually have to provide further personal data which we use to provide the respective service and for which the aforementioned data processing Principles for data processing apply.
  2. In some cases, we use external service providers to process your data. These have been carefully selected and commissioned by us, are bound by our instructions and are regularly controlled.
  3. To the extent that our service providers or partners are located in a country outside the European Economic Area (EEA) we inform you about the consequences of this circumstance in the description of the offer.

§7 Objection or revocation against the processing of your data

  1. If you have given your consent to the processing of your data, you can revoke this consent at any time. Such a revocation affects the permissibility of processing your personal data after you have expressed it to us.
  2. So far as we base the processing of your personal data on the balance of interests, you may object to the processing. This is the case if the processing in particular is not necessary for the performance of a contract with you, which is shown by us in each case illustrated in the following description of the functions. When exercising such an objection, we ask you to explain the reasons why we should not process your personal data as we have done. In the case of your justified objection, we will examine the situation and will either discontinue or adjust the data processing or provide you with our compelling legitimate grounds on the basis of which we will continue the processing.
  3. Of course you can object to the processing of your personal data for purposes of advertising and data analysis at any time. About your advertising objection you can reach us under the following contact details: Carl Hörnis
    Im Diezen 5
    D-61440 Oberursel
    admin {at} ch-webdev . com

§8 Web analysis and optimization (Matomo)

  1. We use the web analytics service “Matomo” (formerly “Piwik”) provided by InnoCraft Ltd, 150 Willis St, 6011 Wellington, New Zealand. Matomo stores cookies on your personal device, which allow an analysis of the use of our website by you. The information collected in this way is stored exclusively on our server, namely the following data:
    • two bytes of the IP address of the user’s calling system
    • the web page called up
    • the website from which the user reached the accessed website (referrer)
    • the subpages accessed from the accessed web page
    • the time spent on the website
    • the frequency with which the website is accessed
  2. Our website uses Matomo with the setting “Anonymize Visitors’ IP addresses”. This means that IP addresses are processed in abbreviated form, thus excluding the possibility of direct personal reference. We operate Matomo in such a way that the IP addresses are not stored in full, but 2 bytes of the IP address are masked (e.g. 192.168.xxx.xxx). In this way, an assignment of the shortened IP address to the calling computer is no longer possible. The IP address transmitted by your browser via Matomo is not merged with other data collected by us. The legal basis for the processing of the user’s data is Art. 6 para. 1 lit. f DSGVO or §15 para. 3 TMG. Purposes of processing: We use Matomo to analyze the use of our website and individual functions and offers in order to continuously improve the user experience. Through the statistical evaluation of user behavior, we improve our offer and make it more interesting for visitors. Duration of storage: The data of the processing described here will be deleted after a storage period of 90 days. Possibility of objection and removal: You can prevent the evaluation by deleting existing cookies and deactivating the storage of cookies in the settings of your web browser. We point out that in this case you may not be able to use all features of this website.
  3. Matomo is an open source project of InnoCraft Ltd, 150 Willis St, 6011 Wellington, New Zealand.
    For more information on privacy, please see the privacy policy at:

Last update: Dec 10 2023