Information according to § 5 TMG:

App-Sec-Network UG (haftungsbeschränkt)

Gradestr. 36
D-12347 Berlin

Phone: +49 (0) 30 22321574

Fax: +49 (0) 30 22321537


Managing Director: Andreas Jürgen Muchow

Commercial register: Local court Charlottenburg (Berlin) HRB 150882 B

Sales tax identification number: DE 290377405

Responsible according to § 18 Abs. 2 Medienstaatsvertrag (MStV):
Andreas Jürgen Muchow
Gradestr. 36
D-12347 Berlin


Complaints / Dispute Resolution

If you have any complaints of any kind, please contact us by e-mail to: or send us a fax to the fax number: +49 (0) 30 22321537

The European Commission provides a platform for online dispute resolution (OS), which you can find here

We are not obliged or willing to participate in a dispute resolution procedure before a consumer arbitration board.


This imprint also applies to the following social media profiles:








Liability for contents

As a service provider, we are responsible for our own content on these pages in accordance with the general laws pursuant to § 7 Para.1 TMG. According to §§ 8 to 10 TMG we are not obligated to monitor transmitted or stored information or to investigate circumstances that indicate illegal activity. Obligations to remove or block the use of information under the general laws remain unaffected. However, liability in this regard is only possible from the point in time at which a concrete infringement of the law becomes known. If we become aware of any such infringements, we will remove the relevant content immediately.

Liability for links

Our offer contains links to external websites of third parties, on whose contents we have no influence. Therefore, we cannot assume any liability for these external contents. The respective provider or operator of the pages is always responsible for the content of the linked pages. The linked pages were checked for possible legal violations at the time of linking. Illegal contents were not recognizable at the time of linking. However, a permanent control of the contents of the linked pages is not reasonable without concrete evidence of a violation of the law. If we become aware of any infringements, we will remove such links immediately.


The contents and works created by the site operators on these pages are subject to German copyright law. Duplication, processing, distribution, or any form of commercialization of such material beyond the scope of the copyright law shall require the prior written consent of its respective author or creator. Downloads and copies of this site are only permitted for private, non-commercial use. Insofar as the content on this site was not created by the operator, the copyrights of third parties are respected. In particular, third-party content is identified as such. Should you nevertheless become aware of a copyright infringement, please inform us accordingly. If we become aware of any infringements, we will remove such content immediately.

Photos / Pictures / Videos / Graphics

Mainly we use our own photos / images / videos / graphics.

Created by our cooperation partners:

or by third party / source reference:

13716534, 19660219, 19717957, 26068976, 26819521, 31981705, 32573834, 37579343, 46180435, 46258718, 50296908, 53033421, 34240876, 35301247, 42163555, 45724526, 46603845, 48213811, 49770672, 49807443, 49845189


video clip: 4363289


Imprint created with Trusted Shops Rechtstexter in cooperation with Wilde Beuger Solmecke Rechtsanwälte. Revision and adaptation to HandHelp UG (haftungsbeschränkt): Attorney Thorsten Reh (MEDIAS REHS)


European Patent: EP 3 010 213 B1


European trademark protection:

OHIM 0132283 for HandHelp

OHIM 011837952 for App-Sec-Network

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