Privacy
Data Collection & Privacy
What data the Idlen Pixel collects and how we protect user privacy
Data Collection & Privacy
The Idlen Pixel is designed with privacy as a core principle.
Data We Collect
| Data | Collected | Purpose |
|---|---|---|
| Visitor ID | ✅ | Anonymous unique identifier |
| Page URL (path only) | ✅ | Track visited pages |
| Referrer (domain only) | ✅ | Understand traffic sources |
| Timestamp | ✅ | Event timing |
| User Agent | ✅ | Browser/device info |
| IP Address (hashed) | ✅ | Rate limiting & fraud prevention |
Data We DON'T Collect
| Data | Collected |
|---|---|
| Personal names | ❌ |
| Email addresses | ❌ |
| Query parameters | ❌ |
| Full referrer URLs | ❌ |
| Third-party cookies | ❌ |
| Browser fingerprinting | ❌ |
| Precise geolocation | ❌ |
Visitor ID
The visitor ID is a random UUID generated on first visit and stored in:
localStorageunder key_idlen_vid- First-party cookie
_idlen_vid(30-day expiry)
// Example visitor ID
"a1b2c3d4-e5f6-7890-abcd-ef1234567890"
The visitor ID contains no personal information and cannot be used to identify individuals.
IP Address Handling
IP addresses are:
- Hashed immediately using SHA-256 on the edge server
- Never stored in plain text
- Used only for rate limiting and basic fraud detection
Data Retention
| Data Type | Retention Period |
|---|---|
| Page view events | 90 days |
| Conversion events | 90 days |
| Visitor profiles | 180 days |
| Hashed IPs | 30 days |
Compliance
GDPR
- ✅ No personal data collected
- ✅ First-party cookies only
- ✅ Data minimization principle
- ✅ Right to erasure supported
CCPA
- ✅ No sale of personal information
- ✅ Transparent data practices
- ✅ Opt-out mechanisms available
ePrivacy
- ✅ First-party cookies only
- ✅ Strictly necessary for service delivery
Opt-Out
Users can opt out by:
- Blocking the pixel domain in browser settings
- Using browser privacy features (e.g., "Do Not Track")
- Clearing localStorage and cookies
Privacy by Design: The Idlen Pixel was built from the ground up with privacy in mind, collecting only the minimum data necessary for advertising attribution.