Privacy Policy & 30-Day Retention
Last Updated: August 2026
Security Notice & Privacy Guarantee
30 DaysTo ensure absolute privacy and security, all uploaded and processed files are automatically and permanently deleted after 30 days.
1. Mandatory 30-Day Automated Deletion
PDF40 strictly adheres to the highest digital privacy standards. Any document uploaded or processed on our platform is temporarily preserved for exactly 30 days in an isolated storage directory so you can review or download it from your personal dashboard. After 30 days, files are automatically and permanently purged from server disks with zero retention.
2. End-to-End Encryption & Secure Transfer
All communication between your browser and our processing servers is protected with industry-standard HTTPS (TLS 1.3) encryption. We never inspect, read, monetize, share, or sell your documents, text data, or electronic signatures to any third parties.
3. Google OAuth 2.0 Verified Sign-In
Authentication is handled exclusively through Google OAuth 2.0. We only receive your primary name, email address, and avatar to authenticate your session and protect your file history. We never request, process, or store passwords on our servers.
4. Instant One-Click Manual Deletion
You can access your personal dashboard at any time and immediately delete any processed file without waiting for the 30-day lifecycle. Clicking the delete button instantly and permanently wipes the physical file from the server disk and database.