Cookie Policy
Poseidon Connect Platform
Last Updated: March 2026
1. Introduction
This Cookie Policy explains how EM Solutions S.r.l. ("EM Solutions", "we", "us", "our") uses cookies and similar technologies on the Poseidon Connect platform ("Platform").
This policy should be read in conjunction with our Privacy Policy.
2. What Are Cookies?
Cookies are small text files that are stored on your device (computer, tablet, or mobile phone) when you visit a website. They help websites function properly, remember your preferences, and provide information to site owners.
2.1 Types of Storage Technologies
| Technology | Description |
|---|---|
| Cookies | Small text files stored in browser |
| Local Storage | Browser storage that persists across sessions |
| Session Storage | Browser storage that clears when session ends |
3. Cookies We Use
3.1 Strictly Necessary Cookies
These cookies are essential for the Platform to function and cannot be disabled.
| Cookie Name | Purpose | Duration | Provider |
|---|---|---|---|
sb-*-auth-token | Authentication session management | Session / 7 days | Supabase |
sb-*-auth-token-code-verifier | PKCE authentication flow security | Session | Supabase |
NEXT_LOCALE | Language preference | 1 year | Platform |
Legal Basis: These cookies do not require consent as they are strictly necessary for the Platform to function.
3.2 Functional Storage
The Platform does not currently use functional cookies. UI preferences (such as theme and sidebar state) are managed in application memory and do not persist across sessions via cookies.
3.3 Performance and Error Monitoring Cookies
We use error monitoring to improve Platform reliability and security.
| Cookie Name | Purpose | Duration | Provider |
|---|---|---|---|
sentry-session | Error tracking and debugging | Session | Sentry |
Legal Basis: Legitimate interest (maintaining service quality and security).
Note: We do NOT use marketing, advertising, or third-party analytics cookies.
4. Third-Party Cookies
4.1 Authentication Provider
Our authentication system (Supabase) sets cookies necessary for secure login:
| Provider | Purpose | Privacy Policy |
|---|---|---|
| Supabase | Authentication | Supabase Privacy Policy |
4.2 Error Monitoring
We use Sentry for application error tracking:
| Provider | Purpose | Privacy Policy |
|---|---|---|
| Sentry | Error monitoring and debugging | Sentry Privacy Policy |
4.3 Map Services
Map visualization is loaded on-demand and does not set tracking cookies:
| Provider | Purpose | Privacy Policy |
|---|---|---|
| OpenStreetMap | Map tiles and visualization | OSM Privacy Policy |
5. Local Storage Usage
In addition to cookies, we use browser storage for:
| Key | Type | Purpose | Data Stored |
|---|---|---|---|
cookie-consent | localStorage | Cookie consent preferences | Your consent choices, timestamp, policy version |
checklist-step-* | sessionStorage | Checklist wizard progress | Current step position (cleared when browser tab closes) |
This data remains on your device and is not transmitted to our servers unless explicitly saved.
6. Your Cookie Choices
6.1 Browser Settings
Most browsers allow you to control cookies through their settings:
- Chrome: Settings > Privacy and security > Cookies
- Firefox: Settings > Privacy & Security > Cookies
- Safari: Preferences > Privacy > Cookies
- Edge: Settings > Privacy, search, and services > Cookies
6.2 Impact of Disabling Cookies
| Cookie Type | If Disabled |
|---|---|
| Strictly Necessary | Platform will not function |
| Error Monitoring | No impact on functionality |
6.3 Cookie Consent Banner
When you first visit the Platform, you will see a cookie consent banner allowing you to:
- Accept all cookies
- Accept only necessary cookies
- Customize your preferences
You can change your preferences at any time through the Platform settings.
7. Do Not Track
Some browsers have a "Do Not Track" (DNT) feature. The Platform respects DNT signals where technically feasible.
8. Updates to This Policy
We may update this Cookie Policy from time to time. Changes will be posted on this page with an updated "Last Updated" date.
9. Contact Us
For questions about this Cookie Policy, contact:
EM Solutions S.r.l. P.IVA: 01342300918 Italy
Email: privacy@poseidonconnect.com
10. Cookie Consent Record
When you provide cookie consent, we record:
- Your consent choice (accept all / necessary only / custom)
- Date and time of consent
- Version of this Cookie Policy
- IP address (for verification purposes)
This record is retained for the duration of your account plus 5 years.