Cookie Policy
How AI-Pillar uses cookies to enhance your experience
Last updated: December 2, 2025
Introduction
AI-Pillar uses cookies and similar technologies to ensure proper platform functionality, enhance your user experience, analyze site usage, and, with your consent, deliver relevant advertisements. This policy explains in detail our use of cookies in accordance with the General Data Protection Regulation (GDPR) and the ePrivacy Directive.
What is a cookie?
A cookie is a small text file (usually a few kilobytes) stored on your device (computer, smartphone, tablet) by your web browser when you visit a website. Cookies allow the site to recognize your device on subsequent visits and remember certain information such as your preferences, login session, or browsing path.
Session cookies
Temporary, deleted when browser closes. Used for navigation and authentication.
Persistent cookies
Stored on your device for a specified duration (from hours to 13 months maximum). Allow preferences to be remembered between visits.
First-party cookies
Set directly by AI-Pillar on your device.
Third-party cookies
Set by our partners (Meta, Stripe) for specific functionalities.
Why does AI-Pillar use cookies?
Security and authentication
Maintain your login session securely and protect your account from unauthorized access.
Site functionality
Remember your preferences (language, display settings) and ensure proper functioning of features (cart, forms).
Analysis and improvement
Understand how you use our platform to improve our services, fix bugs, and optimize user experience.
Relevant advertising
With your consent, measure the effectiveness of our advertising campaigns and offer content tailored to your interests.
Types of cookies used on AI-Pillar
Strictly necessary cookies
These cookies are essential for the site to function. They cannot be disabled as the site would not work properly without them. In accordance with GDPR, they do not require your consent.
Cookie name
sb-*-auth-token
Provider
Supabase (AI-Pillar)
Purpose
Secure authentication of your user account. Stored in browser's localStorage, contains access and refresh tokens.
Retention period
30 days
Type
First-party (localStorage)
Cookie name
pillar-language
Provider
AI-Pillar
Purpose
Remember your preferred language (French, English, Spanish)
Retention period
Permanent
Type
First-party (localStorage)
Cookie name
__stripe_mid
Provider
Stripe
Purpose
Fraud detection and prevention during payments
Retention period
1 year
Type
Third-party
Cookie name
__stripe_sid
Provider
Stripe
Purpose
Maintain secure payment session
Retention period
30 minutes
Type
Third-party
Advertising and marketing cookies
These cookies are used to measure the effectiveness of our advertising campaigns on Facebook and Instagram. They also allow us to show you personalized ads based on your interests. Refusing these cookies does not affect site functionality but you will see less relevant ads.
Cookie name
_fbp
Provider
Meta Pixel (Facebook) - ID: 1212258697431679
Purpose
Track Facebook and Instagram ad conversions to measure campaign ROI
Retention period
90 days
Type
Third-party
Cookie name
fr
Provider
Meta Pixel (Facebook)
Purpose
Display relevant ads based on your browsing behavior
Retention period
90 days
Type
Third-party
Cookie retention period
In accordance with GDPR and CNIL (French Data Protection Authority) recommendations, cookies are stored for limited durations:
| Cookie type | Duration | Legal maximum |
|---|---|---|
| Session cookies | Automatically deleted when browser closes | — |
| Authentication cookies | 30 days maximum after your last login | 30 days |
| Preference cookies | Permanent (until manual deletion) | Permanent |
| Advertising cookies | 90 days maximum (GDPR compliant) | 90 days |
How to manage your cookies?
You have several ways to control and manage cookies placed on your device:
1. Via our consent banner
- •On your first visit, a banner displays to collect your consent
- •Click 'Accept all' to authorize all cookies
- •Click 'Reject all' to block non-essential cookies
- •Click 'Customize' to choose cookie categories
- •You can change your choices anytime by clicking 'Cookie settings' in the site footer
2. Via your web browser
Google Chrome
Settings → Privacy and security → Cookies and other site data
Mozilla Firefox
Settings → Privacy and security → Cookies and site data
Apple Safari
Preferences → Privacy → Cookies and website data
Microsoft Edge
Settings → Cookies and site permissions → Manage and delete cookies
Your rights regarding cookies
In accordance with GDPR and Data Protection laws, you have the following rights:
✓ Right to free and informed consent
You can accept or refuse non-essential cookies. Your consent must be free, specific, informed and unambiguous.
✓ Right to withdraw consent
You can withdraw your consent at any time by contacting us at contact@ai-pillar.com, without affecting the lawfulness of processing based on consent before withdrawal.
✓ Right of access
You can request information about which cookies are currently stored on your device by AI-Pillar.
✓ Right to erasure
You can delete all AI-Pillar cookies via your browser or our cookie management interface.
✓ Right to object
You can object to the use of cookies for direct marketing or advertising profiling purposes.
✓ Right to lodge a complaint
If you believe your rights are not being respected, you can lodge a complaint with the CNIL (www.cnil.fr).
Contact : To exercise your rights or ask questions about our use of cookies, contact us at: contact@ai-pillar.com
Security and data protection
AI-Pillar implements technical and organizational security measures to protect data collected via cookies:
- 🔒 Encrypted transmission via HTTPS/TLS for all cookies
- 🛡️ Authentication data marked with Secure and HttpOnly flags
- ⏱️ Limited retention periods compliant with GDPR
- 🔐 Restricted access to collected data (technical team only)
- 🗑️ Automatic deletion of expired cookies
- 🔄 Regular security audits and system updates
Cookies and minors
AI-Pillar is a financial advisory platform intended for adults (18 years and over). We do not knowingly collect data via cookies from minors. If you are a parent and notice that your minor child has used our site, contact us immediately at contact@ai-pillar.com so we can delete associated cookies.
Changes to cookie policy
AI-Pillar reserves the right to modify this cookie policy at any time to reflect changes in our practices, services, or applicable regulations.
- 📅 Any significant changes will be indicated via our consent banner on your next visit
- 📧 Registered users will be notified by email of major changes
- ⏰ Changes take effect immediately upon publication on the site
Contact and questions
For any questions regarding this cookie policy or the use of cookies on AI-Pillar, you can contact us via:
contact@ai-pillar.com
Response within 48 business hours
Postal address
Rue Pasteur 75011 Paris France
Complaint to CNIL
If you believe your rights regarding cookies are not being respected, you can lodge a complaint with the French Data Protection Authority (CNIL):
Address : CNIL - 3 Place de Fontenoy - TSA 80715 - 75334 PARIS CEDEX 07
Phone: 01 53 73 22 22
Website: www.cnil.fr
Online form: www.cnil.fr/en/complaints
Change history
- →Initial publication of detailed cookie policy
- →Full GDPR compliance
- →Documentation of Supabase cookies (localStorage)
- →Documentation of Stripe cookies
- →Documentation of Meta Pixel cookies (ID: 1212258697431679)
- →Definition of 1-year consent duration