Terms of Service

1. Introduction

Welcome to The Blank Canvas. By using our service, you agree to these terms. Please read them carefully.

2. Data Security and Encryption

We employ end-to-end encryption to protect your canvas data. All content created and stored in your canvas is encrypted before being saved to our servers. This means:

  • Your canvas content is encrypted using AES-GCM encryption
  • Encryption keys are derived from secure sources and stored only in your browser session
  • Canvas data can only be decrypted by authorized users with the correct keys
  • Even our administrators cannot access your unencrypted canvas content

3. User Responsibilities

While we provide secure encryption, you are responsible for:

  • Maintaining the security of your account credentials
  • Not sharing your encryption keys or access tokens
  • Logging out from shared or public devices
  • Reporting any suspected security breaches

4. Service Availability

We strive to maintain high availability of our service, but we cannot guarantee:

  • Uninterrupted access to the service
  • Recovery of encryption keys if lost
  • Recovery of data if encryption keys are lost

5. Collaborative Features

When using collaborative features:

  • All shared content remains encrypted during transmission
  • Collaborators must be explicitly granted access
  • You are responsible for managing collaborator access
  • Encryption keys are securely shared between collaborators

6. Data Retention

Regarding your data:

  • Encrypted data is stored until you choose to delete it
  • Deleted data is permanently removed from our servers
  • We maintain encrypted backups for system reliability
  • You can request complete data deletion at any time

7. Changes to Terms

We may update these terms to reflect:

  • Changes in our encryption implementation
  • New security features or requirements
  • Legal or regulatory requirements

We will notify you of any material changes to these terms.

8. Contact

If you have questions about these terms or our encryption practices, please contact us at: support@theblankcanvas.com

Last updated: 8/3/2025