This Cookie Policy (hereinafter, the “Cookie Policy”) describes the various types of cookies used on the website www.factory4.lu (hereinafter, the “Website”) operated by Factory 4 S.A. (“Factory 4”, “we”, “us” or “our”), and explains how you can manage your cookie preferences.
We are committed to being transparent about the technologies used on our Website and about how cookies may be used.
To the extent that information collected through cookies constitutes personal data, the provisions of our Privacy Policy apply and complement this Cookie Policy.
1. What is a cookie?
A cookie is a small text file that is stored on your computer, tablet or mobile device when you visit a website.
Cookies allow a website to recognise a user's device and remember certain information about the user's visit, preferences or browsing activity.
Cookies may be placed directly by the Website (first-party cookies) or by third-party service providers whose services are integrated into the Website (third-party cookies).
Cookies may have different purposes. Some cookies are strictly necessary for the Website to function, while others are used for purposes such as analytics, performance, statistics, marketing or other functionalities.
2. Why do we use cookies?
Factory 4 uses cookies for different purposes, including:
- to ensure the proper and secure functioning of the Website;
- to maintain and manage user sessions;
- to remember certain cookie and privacy preferences;
- to understand how visitors use the Website;
- to measure Website traffic and performance;
- to analyse visitor behaviour and improve the Website and user experience; and
- where applicable, to support marketing and advertising activities.
Strictly necessary cookies may be used without consent where they are required for the operation of the Website or for a service explicitly requested by the user.
For other categories of cookies, where consent is required, such cookies will only be activated following the user's consent.
You can modify or withdraw your cookie preferences at any time through the cookie preference mechanism available on the Website.
3. What types of cookies do we use?
We use different categories of cookies depending on their purpose.
3.1 Essential cookies – Strictly Necessary
These cookies are necessary for the proper functioning, security and basic operation of the Website. They may be used, for example, to manage sessions, protect the Website against automated or malicious activity and remember the user's cookie consent choices.
| Cookie name | Type | Purpose | Lifetime | Third-party access |
|---|---|---|---|---|
| __cf_bm | Essential / Strictly Necessary | Set by Cloudflare to support Bot Management and help protect the Website against automated or malicious traffic. | 1 hour | Yes – Cloudflare |
| cookielawinfo-checkbox-necessary | Essential / Strictly Necessary | Records the user's consent preference for cookies in the “Necessary” category. | 1 year | No / cookie consent mechanism |
| cookielawinfo-checkbox-non-necessary | Essential / Strictly Necessary | Records the user's consent preference for non-necessary cookies. | 1 year | No / cookie consent mechanism |
| PHPSESSID | Essential / Strictly Necessary | Stores and identifies a user's unique session ID in order to manage the Website session. | Session | No |
3.2 Analytical cookies – Statistics
These cookies are used to understand how visitors interact with the Website, measure traffic and improve the performance and user experience of the Website.
The Website currently uses analytics-related cookies associated with Google Analytics, HubSpot, PixelYourSite and Sourcebuster.
| Cookie name | Type | Purpose | Lifetime | Third-party access |
|---|---|---|---|---|
| __hssc | Analytical / Statistics | Used by HubSpot to keep track of sessions and session information. | 1 hour | Yes – HubSpot |
| __hstc | Analytical / Statistics | Main HubSpot tracking cookie used to distinguish and track visitors and visits. | 6 months | Yes – HubSpot |
| _ga | Analytical / Statistics | Used by Google Analytics to distinguish users and analyse Website usage, including visitor, session and campaign data. | 1 year, 1 month, 4 days | Yes – Google |
| _ga_* | Analytical / Statistics | Used by Google Analytics to store and count page views and interactions. | 1 year, 1 month, 4 days | Yes – Google |
| _hssrc | Analytical / Statistics | Used by HubSpot to determine whether a visitor has restarted their browser and to identify a new session. | Session | Yes – HubSpot |
| hubspotutk | Analytical / Statistics | Used by HubSpot to identify and track visitors and to support contact deduplication when information is submitted through a form. | 6 months | Yes – HubSpot |
| last_pys_landing_page | Analytical / Statistics | Used by the PixelYourSite plugin in connection with analytical services and landing-page tracking. | 7 days | Yes / PixelYourSite |
| last_pysTrafficSource | Analytical / Statistics | Used by PixelYourSite to manage analytical information relating to the source of traffic. | 7 days | Yes / PixelYourSite |
| pys_first_visit | Analytical / Statistics | Used by PixelYourSite in connection with analytics and identification of the first visit. | 7 days | Yes / PixelYourSite |
| pys_landing_page | Analytical / Statistics | Used by PixelYourSite in connection with analytical services and landing-page information. | 7 days | Yes / PixelYourSite |
| pys_session_limit | Analytical / Statistics | Used by PixelYourSite to manage analytical session information. | 1 hour | Yes / PixelYourSite |
| pysTrafficSource | Analytical / Statistics | Used by PixelYourSite to manage analytical information relating to traffic sources. | 7 days | Yes / PixelYourSite |
| sbjs_current | Analytical / Statistics | Used by Sourcebuster to identify the source of a visit and store information relating to user actions. | Session | Yes / Sourcebuster |
| sbjs_current_add | Analytical / Statistics | Used by Sourcebuster to identify the current visit source and related information. | Session | Yes / Sourcebuster |
| sbjs_first_add | Analytical / Statistics | Used by Sourcebuster to identify information relating to the first visit source. | Session | Yes / Sourcebuster |
| sbjs_migrations | Analytical / Statistics | Used by Sourcebuster in connection with analytical and traffic-source information. | Session | Yes / Sourcebuster |
| sbjs_session | Analytical / Statistics | Used by Sourcebuster to manage analytical session information. | 1 hour | Yes / Sourcebuster |
| sbjs_udata | Analytical / Statistics | Used by Sourcebuster to collect and manage analytical information relating to visitor activity. | Session | Yes / Sourcebuster |
3.3 Marketing cookies
Marketing cookies may be used to support marketing activities and to measure the effectiveness of advertising campaigns.
| Cookie name | Type | Purpose | Lifetime | Third-party access |
|---|---|---|---|---|
| _gcl_au | Marketing | Used in connection with Google advertising/measurement services to support the measurement of advertising interactions and campaign effectiveness. | 3 months | Yes – Google |
Marketing cookies will only be placed where the applicable legal requirements for consent have been satisfied.
3.4 Other cookies
The Website may also use cookies for which the available technical information does not currently provide a sufficiently detailed description.
| Cookie name | Type | Purpose | Lifetime | Third-party access |
|---|---|---|---|---|
| ingress-ws | Other / Technical | Technical purpose currently not available in the cookie information provided to Factory 4. | Session | To be confirmed |
Factory 4 will update this Cookie Policy where further information becomes available regarding the purpose, provider or operation of this cookie.
4. Third-party services and cookies
Certain cookies used on the Website are associated with third-party services integrated into the Website, including Cloudflare, Google Analytics, HubSpot, PixelYourSite and Sourcebuster.
These third parties may process information collected through their respective technologies in accordance with their own privacy and cookie policies.
Where third-party cookies are used for purposes requiring consent under applicable data protection and electronic communications legislation, they will only be activated following the user's consent.
5. How can I manage my cookie preferences?
You can manage your cookie preferences through the cookie consent mechanism made available on the Website.
You may choose to accept or refuse non-essential cookies, where applicable, and you may change or withdraw your consent at any time.
You may also control or delete cookies through your internet browser settings.
Most browsers allow you to:
- view the cookies stored on your device;
- delete existing cookies;
- block cookies;
- block third-party cookies; and
- receive a notification before a cookie is placed on your device.
Please note that disabling certain cookies, in particular strictly necessary cookies, may affect the proper functioning of certain features of the Website.
You can find information on how to manage cookies in the main browsers through their respective help pages:
- Microsoft Edge / Internet Explorer: browser privacy and cookie settings;
- Mozilla Firefox: browser privacy and cookie settings;
- Google Chrome: browser privacy and cookie settings; and
- Apple Safari: browser privacy and cookie settings.
6. Google Analytics
The Website uses Google Analytics for statistical and analytical purposes. Google Analytics cookies help Factory 4 understand how visitors use the Website, including information such as visits, sessions, page views and traffic sources. Where required by applicable law, Google Analytics will only be activated following the user's consent.
Users may also use Google's available mechanisms to manage or opt out of Google Analytics.
7. Privacy
Certain information collected through cookies may constitute personal data. For further information about how Factory 4 processes personal data, the legal bases applicable to such processing, data retention, data recipients and the rights available to individuals, please consult our Privacy Policy: https://www.factory4.lu/politique-de-confidentialite
8. Changes to this Cookie Policy
Factory 4 may update this Cookie Policy from time to time to reflect:
- changes to the cookies and technologies used on the Website;
- changes to the services or third-party providers integrated into the Website;
- changes in applicable legislation or regulatory guidance; or
- changes to our privacy and cookie management practices.
Any updated version will be published on the Website and will indicate the relevant “Last Updated” date. We recommend that you periodically review this Cookie Policy to remain informed about how cookies are used.
9. Contact
If, having read this Cookie Policy, you have any questions or comments concerning the use of cookies on the Website, you may contact Factory 4 at:
Factory 4 S.A.
Website: https://www.factory4.lu
Email: info@factory4.lu

