Cookie Policy

Cookie Policy 

Effective Date: 2025-09-09 

This Cookie Policy explains how DiaDeep SAS (“we”, “us”, or “our”) uses cookies and similar technologies on: 

● the DiaDeep corporate website (hereafter “Website”), and 

● the CPS Trainer Platform (hereafter “Platform”). 

It provides clear information about the types of cookies used, their purpose, and your rights to control their use. For information about how we process your personal data, please refer to our Privacy Policy. 

A cookie is a small text file stored on your device (computer, tablet, or smartphone) when you visit a website. Cookies help the website recognize your device and store certain information about your preferences or previous actions. 

Part I – Cookie Policy for the DiaDeep corporate website 

1. What types of cookies do we use? 

We use the following categories of cookies: strictly necessary cookies 

These cookies are classified as strictly necessary and do not require prior consent under GDPR, as they are essential to provide the authentication and security features of the CPS trainer platform. 

No third-party tracking cookies or advertising technologies are employed 

Cookie Name Description Type Duration Purpose 

_cfuvid This cookie is set by Cloudflare when a site uses a Rate Limiting 

Rule. It allows Cloudflare’s Web 

Application Firewall (WAF) to 

Third-party 

(Cloudflare), strictly necessary 

Session (expires when the session ends) 

Ensures fair rate limiting per user. Without this cookie, 

users from

distinguish between users who 

share the same IP address. 

2. How Do We Use Cookies? We use cookies to: 

● Ensures fair rate limiting per user 

shared IPs may be blocked or misidentified by the WAF. 

We do not use cookies to collect personal data without your explicit consent, nor do we share cookie-derived data with third parties for marketing purposes. 

Part II – Cookie Policy for the CPS Trainer Platform 

1. What types of cookies do we use? 

We use the following categories of cookies: strictly necessary cookies 

These cookies are classified as strictly necessary and do not require prior consent under GDPR, as they are essential to provide the authentication and security features of the CPS trainer platform. 

No third-party tracking cookies or advertising technologies are employed 

Cookie Name Description Type Duration Purpose 

__session Custom session cookie used to store Firebase ID tokens (JWT) 

after sign-in. 

HTTP Cookie (Secure) 

Configurable (5min to 14 days) 

Maintains 

authenticated sessions 

across page loads. Required for persistent sign-in.

firebase-authe ntication-sess ion 

Session-only authentication data (used internally by Firebase SDK). 

Local Storage / IndexedDB 

Session Supports user login sessions 

in the browser 

for seamless 

navigation. 

firebase-authe ntication-redi rect 

Temporarily stores data during OAuth redirects (e.g. Google login). 

Session Storage Session Manages redirect-based 

sign-in flows 

securely and 

reliably. 

g_state Used by Google identity providers (e.g., for managing 

OAuth state during sign-in). 

2. How Do We Use Cookies? 

We use cookies to: 

First-party cookie Short-lived Necessary for the integrity of 

the 

authentication 

process using 

Google Identity. 

● Enable secure login and session continuity; 

● Remember user preferences. 

We do not use cookies to collect personal data without your explicit consent, nor do we share cookie-derived data with third parties for marketing purposes. 

Cookie management 

You may configure your browser settings to refuse such necessary cookies, however this may affect the proper functioning of the Website or the Platform. 

For browser-specific instructions: 

● Chrome

● Firefox 

● Safari 

● Edge 

Updates to This Policy 

We may update this Cookie Policy from time to time to reflect changes in law or how we use cookies. The latest version will always be available on this page with the effective date indicated. 

Contact 

If you have any questions regarding our use of cookies or this policy, please contact: 

Data Protection Officer (DPO) 

By mail for the attention of the DPO: 24 RUE DU DAUPHINE, 69003 LYON France Email: dpo@diadeep.com

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