Privacy Policy

Your privacy and security are our top priorities

Last updated: January 03, 2026

Our Privacy Commitment

At UnlockPDF, we are committed to protecting your privacy and ensuring the security of your personal information and documents. This Privacy Policy explains how we collect, use, store, and protect your information when you use our PDF password removal service.

Key Promise: We store your unlocked PDF files securely in our database so you can access them anytime through your account. We never store the passwords you enter, and all data is protected with bank-level security.

Information We Collect

Account Information

When you create an account using Google OAuth, we collect:

  • Your Google account email address
  • Your display name from Google
  • Your Google profile picture (if available)
  • Account creation and last login timestamps

File Information We Store

When you upload and process PDFs, we store the following in our secure database:

  • Your unlocked PDF files (so you can download them anytime)
  • Original filename and file metadata (size, upload date, etc.)
  • Processing timestamps and status
  • File history for your account management

Technical Information

For service improvement and security, we may collect:

  • IP addresses (for security and abuse prevention)
  • Browser type and version
  • Device information and operating system
  • Usage patterns and service performance metrics

What We DON'T Store

Never Stored:

  • Document passwords you enter
  • Personal information from PDF documents
  • Credit card or payment information
  • Your Google account password

Never Shared:

  • Your documents with third parties
  • Your personal data for marketing
  • Your usage patterns externally
  • Your file contents with unauthorized users

How We Use Your Information

Service Provision

  • Process your PDF files to remove password protection
  • Store unlocked PDFs securely for your future access
  • Maintain your account and service history
  • Provide customer support when needed
  • Send important service updates and notifications

Security and Improvement

  • Detect and prevent abuse or fraudulent activity
  • Monitor service performance and reliability
  • Improve our algorithms and user experience
  • Ensure compliance with legal requirements

Data Security Measures

Encryption & Transfer

  • 256-bit AES encryption for all data transfers
  • TLS/SSL encryption for all communications
  • Secure file upload and download processes
  • End-to-end encryption during processing

Storage & Access

  • Encrypted database storage for all PDF files
  • Restricted access to processing systems
  • Regular security audits and updates
  • User-specific access controls

Data Retention Policy

Retention Periods

Unlocked PDF Files Stored until you delete them
Passwords Never stored
Account Information Until account deletion
Soft-Deleted Files 30 days after soft deletion
Technical Logs 30 days maximum

Why We Store Your Files

We store your unlocked PDF files in our secure database so you can access and download them anytime through your account. This provides convenience and ensures you don't lose access to your processed documents. You have full control over your files and can delete them at any time.

Your Privacy Rights

Account Control

  • Access your account information anytime
  • Update your profile and preferences
  • Delete individual files or your entire account
  • View your processing history

Data Rights

  • Request information about data we have
  • Correct any inaccurate information
  • Object to data processing activities
  • Lodge complaints with data authorities

Third-Party Services

Google OAuth

We use Google OAuth for secure authentication. This means Google handles your login credentials, and we never see your password. Google's privacy policy applies to information they collect during the authentication process.

What we receive from Google: Only your email address, display name, and profile picture (if public). We do not request access to your Google Drive, Gmail, or other Google services.

Contact Us

If you have any questions about this Privacy Policy or our data practices, please don't hesitate to contact us:

  • Email: hey@kerneltheory.com
  • Response time: Within 24 hours
  • Data Protection Officer: Available upon request

Policy Updates

We may update this Privacy Policy from time to time to reflect changes in our practices or legal requirements. When we make significant changes, we will:

  • Update the "Last updated" date at the top of this policy
  • Notify users via email if they have accounts with us
  • Display a prominent notice on our website
  • Provide a summary of key changes

Your continued use of our service after any changes indicates your acceptance of the updated Privacy Policy.