Legal Mentions

Terms and conditions of use

Consultation of the site implies unreserved compliance with the present conditions of use, which define the terms and conditions to be observed by all users. These conditions of use may be modified or supplemented at any time, in particular by changes to the site or modifications to this page. You are advised to visit this page regularly to take account of any updated conditions. Any visitor to the website acknowledges having read and accepted them.

Intellectual property and rights

The entire website is governed by French and international legislation on copyright and intellectual property. All reproduction rights are reserved. Any total or partial reproduction made from elements of the site without the express prior authorization of the author is therefore prohibited, within the meaning of article L713-2 of the French Intellectual Property Code. The same applies to translation, adaptation or transformation, arrangement or reproduction by any art or process whatsoever.


Guillaume Durand
Contact: g.durand[at]
Activity: Integrator of solutions for detection, protection and defense security
Registration: RCS 450 421 789 – VAT FR89 450 421 789


Gandi SAS
63-65 boulevard Masséna
75013 Paris.

Purpose and description of services

The purpose of the website – built with WordPress and the Divi theme – is to present the services of Fortress Concept, a company specializing in the integration of solutions for detection, protection and defense security, as well as all related activities. All information is given for guidance only, and is subject to change. The information contained on the site is not exhaustive, and is subject to modifications having been made since it was put on line.
Site maintenance is carried out by BYCORP SAS – Website creation.

Limitation of liability

The owner cannot be held responsible for any omissions, inaccuracies or failure to update the site, whether due to its own fault or to that of third-party partners supplying the information.
The owner cannot be held responsible for any direct or indirect damage linked to the use of the site or caused to the user’s equipment when accessing the site. In addition, the site may contain a number of hypertext links to other websites: the owner has no way of verifying the content of sites visited in this way, and consequently accepts no responsibility in this respect.

Privacy policy

Personal data management

During use of the site, data may be collected, but the owner collects personal information relating to the user only for the need of certain proposed services. Users provide this information with full knowledge of the facts, in particular when they enter it themselves.


A cookie, or temporary file, is a small text file that websites save on your computer or mobile device when you visit them. It enables these sites to remember your actions and preferences (user name, language, font size and other display settings) for a given period of time, so that you don’t have to enter this information every time you visit the site or navigate from one page to another.
To ensure its proper operation, the website may use cookies in the case of audience measurement via Google Analytics.
Users can configure their computer to refuse the installation of cookies. Depending on your browser, you can delete all cookies already stored on your computer or configure your browser to block them.

Contact tools

When using TeamViewer or Wildix Kite available on the pages, no personal information of the site user is published without the user’s knowledge, exchanged, transferred, ceded or sold on any medium whatsoever to third parties.
Submissions from these tools are kept for customer service purposes: they are not used for commercial purposes. The information collected via the form (name, e-mail, subject, message) may also be processed for customer management purposes.
Embedded content from other sites
The pages and articles on this site may include embedded content (e.g. videos, images, articles, etc.). Embedded content from other sites behaves in the same way as if the visitor were visiting that other site.
These websites may collect data about you, use cookies, embed third-party tracking tools, track your interactions with such embedded content if you have a logged-in account on their website.
Your rights regarding your personal data
In accordance with the French Data Protection Act of January 6, 1978, amended in 2004, you have the right to access and rectify information concerning you, which you can exercise via the contact form. You may also, for legitimate reasons, object to the processing of data concerning you. This does not apply to data stored for administrative, legal or security purposes.